Miniature Bearings Australia - minibearings

Collection: O-Rings - General Purpose - Nitrile Rubber

O-Rings -> General Purpose -> Nitrile Rubber

Inside Diameter (ID)	Section (t)	Colour	Hardness	Special Applications	Indicative Image
Inside Diameter (ID) 307.00 mm (Equiv. 12.087 in.)	Section (t) 7.00 mm (Equiv. 0.276 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30700-700-N70 (100 Pcs) General Purpose O-Rings - 307x7 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $856.41 AUD Regular price Sale price $856.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID)	Section (t)	Colour	Hardness	Indicative Image
Inside Diameter (ID) 307.00 mm (Equiv. 12.087 in.)	Section (t) 7.00 mm (Equiv. 0.276 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30700-700-N70 (100 Pcs) General Purpose O-Rings - 307x7 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $856.41 AUD Regular price Sale price $856.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
OR-30700-700-N70 (100 Pcs) --- General Purpose O-Rings - 307x7 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-30700-700-N70 (100 Pcs) --- General Purpose O-Rings - 307x7 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $856.41 AUD Regular price Sale price $856.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-350-N70 (350 Pcs) General Purpose O-Rings - 308x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $804.14 AUD Regular price ~~$4,728.50 AUD~~ Sale price $804.14 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 350 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-350-N70 (350 Pcs) General Purpose O-Rings - 308x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $804.14 AUD Regular price ~~$4,728.50 AUD~~ Sale price $804.14 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 350 Quantity Required Backorder: Out of Stock.
OR-30800-350-N70 (350 Pcs) --- General Purpose O-Rings - 308x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Sale OR-30800-350-N70 (350 Pcs) --- General Purpose O-Rings - 308x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $804.14 AUD Regular price ~~$4,728.50 AUD~~ Sale price $804.14 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-400-N70 General Purpose O-Rings - 308x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-400-N70 General Purpose O-Rings - 308x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-500-N70 General Purpose O-Rings - 308x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 308.00 mm (Equiv. 12.126 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30800-500-N70 General Purpose O-Rings - 308x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-350-N70 General Purpose O-Rings - 309x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-350-N70 General Purpose O-Rings - 309x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-400-N70 General Purpose O-Rings - 309x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-400-N70 General Purpose O-Rings - 309x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-500-N70 General Purpose O-Rings - 309x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 309.00 mm (Equiv. 12.165 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-30900-500-N70 General Purpose O-Rings - 309x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-350-N70 General Purpose O-Rings - 310x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-350-N70 General Purpose O-Rings - 310x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-400-N70 (100 Pcs) General Purpose O-Rings - 310x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $682.32 AUD Regular price Sale price $682.32 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-400-N70 (100 Pcs) General Purpose O-Rings - 310x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $682.32 AUD Regular price Sale price $682.32 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
OR-31000-400-N70 (100 Pcs) --- General Purpose O-Rings - 310x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-31000-400-N70 (100 Pcs) --- General Purpose O-Rings - 310x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $682.32 AUD Regular price Sale price $682.32 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-500-N70 (100 Pcs) General Purpose O-Rings - 310x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $627.95 AUD Regular price Sale price $627.95 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-500-N70 (100 Pcs) General Purpose O-Rings - 310x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $627.95 AUD Regular price Sale price $627.95 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
OR-31000-500-N70 (100 Pcs) --- General Purpose O-Rings - 310x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-31000-500-N70 (100 Pcs) --- General Purpose O-Rings - 310x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $627.95 AUD Regular price Sale price $627.95 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-600-N70 General Purpose O-Rings - 310x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.00 mm (Equiv. 12.205 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31000-600-N70 General Purpose O-Rings - 310x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.50 mm (Equiv. 12.224 in.)	Section (t) 6.99 mm (Equiv. 0.275 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31050-699-N70-648 General Purpose O-Rings - 310.5x6.99 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 310.50 mm (Equiv. 12.224 in.)	Section (t) 6.99 mm (Equiv. 0.275 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31050-699-N70-648 General Purpose O-Rings - 310.5x6.99 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-350-N70 General Purpose O-Rings - 311x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-350-N70 General Purpose O-Rings - 311x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-400-N70 General Purpose O-Rings - 311x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-400-N70 General Purpose O-Rings - 311x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-500-N70 General Purpose O-Rings - 311x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-500-N70 General Purpose O-Rings - 311x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-600-N70 General Purpose O-Rings - 311x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 311.00 mm (Equiv. 12.244 in.)	Section (t) 6.00 mm (Equiv. 0.236 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31100-600-N70 General Purpose O-Rings - 311x6 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-350-N70 General Purpose O-Rings - 312x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-350-N70 General Purpose O-Rings - 312x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-400-N70 (310 Pcs) General Purpose O-Rings - 312x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $857.77 AUD Regular price ~~$5,043.70 AUD~~ Sale price $857.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 310 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-400-N70 (310 Pcs) General Purpose O-Rings - 312x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $857.77 AUD Regular price ~~$5,043.70 AUD~~ Sale price $857.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 310 Quantity Required Backorder: Out of Stock.
OR-31200-400-N70 (310 Pcs) --- General Purpose O-Rings - 312x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Sale OR-31200-400-N70 (310 Pcs) --- General Purpose O-Rings - 312x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $857.77 AUD Regular price ~~$5,043.70 AUD~~ Sale price $857.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-500-N70 General Purpose O-Rings - 312x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 312.00 mm (Equiv. 12.283 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31200-500-N70 General Purpose O-Rings - 312x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-350-N70 (340 Pcs) General Purpose O-Rings - 313x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $792.77 AUD Regular price ~~$4,661.40 AUD~~ Sale price $792.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 340 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-350-N70 (340 Pcs) General Purpose O-Rings - 313x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $792.77 AUD Regular price ~~$4,661.40 AUD~~ Sale price $792.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 340 Quantity Required Backorder: Out of Stock.
OR-31300-350-N70 (340 Pcs) --- General Purpose O-Rings - 313x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Sale OR-31300-350-N70 (340 Pcs) --- General Purpose O-Rings - 313x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $792.77 AUD Regular price ~~$4,661.40 AUD~~ Sale price $792.77 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-400-N70 General Purpose O-Rings - 313x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-400-N70 General Purpose O-Rings - 313x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-500-N70 General Purpose O-Rings - 313x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 313.00 mm (Equiv. 12.323 in.)	Section (t) 5.00 mm (Equiv. 0.197 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31300-500-N70 General Purpose O-Rings - 313x5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 314.00 mm (Equiv. 12.362 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31400-350-N70 (100 Pcs) General Purpose O-Rings - 314x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $303.41 AUD Regular price Sale price $303.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
Inside Diameter (ID) 314.00 mm (Equiv. 12.362 in.)	Section (t) 3.50 mm (Equiv. 0.138 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31400-350-N70 (100 Pcs) General Purpose O-Rings - 314x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Out of Stock \| Backorder Now \| Orders can be expected around Wed, Nov 05, 2025 Regular price $303.41 AUD Regular price Sale price $303.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Per 100 Quantity Required Backorder: Out of Stock.
OR-31400-350-N70 (100 Pcs) --- General Purpose O-Rings - 314x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring OR-31400-350-N70 (100 Pcs) --- General Purpose O-Rings - 314x3.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Regular price $303.41 AUD Regular price Sale price $303.41 AUD Unit price per Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter (ID) 314.00 mm (Equiv. 12.362 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31400-400-N70 General Purpose O-Rings - 314x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Inside Diameter (ID) 314.00 mm (Equiv. 12.362 in.)	Section (t) 4.00 mm (Equiv. 0.157 in.)	Colour Black	Hardness Duro 70
Material: Nitrile (NBR, BUNA-N)
Part Number: OR-31400-400-N70 General Purpose O-Rings - 314x4 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.

Miniature Bearings Australia Pty Ltd
3/8 Boyland Avenue
Coopers Plains, Queensland, Australia.
(ABN: 94 069 113 800)