Collection: Rings - Round

Rings -> Round

There are 5 products in the sub-categories of Rings - Round. Browse the Rings - Round products table. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of round rings.

Miniature Bearings Australia - MBA Minibearings

Additional resources:

A more concise listing may be found in the Rings - Round category on the Small Parts & Bearings online store.

Inside Diameter	Stock Section	-	Indicative Image
Inside Diameter 12.7 mm (Equiv. 0.5 in.)	Stock Section 2.540 mm (Equiv. 0.1 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-600RS Round Rings - 12.7x2.54 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $0.95 AUD Regular price Sale price $0.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter	Stock Section	-	Indicative Image
Inside Diameter 12.7 mm (Equiv. 0.5 in.)	Stock Section 2.540 mm (Equiv. 0.1 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-600RS Round Rings - 12.7x2.54 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $0.95 AUD Regular price Sale price $0.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
BA-600RS --- Round Rings - 12.7x2.54 mm - - - Nickel Plated Steel Ring BA-600RS --- Round Rings - 12.7x2.54 mm - - - Nickel Plated Steel Ring Regular price $0.95 AUD Regular price Sale price $0.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter 25.4 mm (Equiv. 1 in.)	Stock Section 4.369 mm (Equiv. 0.172 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-620RS Round Rings - 25.4x4.369 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $1.86 AUD Regular price Sale price $1.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter 25.4 mm (Equiv. 1 in.)	Stock Section 4.369 mm (Equiv. 0.172 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-620RS Round Rings - 25.4x4.369 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $1.86 AUD Regular price Sale price $1.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
BA-620RS --- Round Rings - 25.4x4.369 mm - - - Nickel Plated Steel Ring BA-620RS --- Round Rings - 25.4x4.369 mm - - - Nickel Plated Steel Ring Regular price $1.86 AUD Regular price Sale price $1.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter 31.75 mm (Equiv. 1.25 in.)	Stock Section 5.461 mm (Equiv. 0.215 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-625RS Round Rings - 31.75x5.461 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $3.68 AUD Regular price Sale price $3.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Inside Diameter 31.75 mm (Equiv. 1.25 in.)	Stock Section 5.461 mm (Equiv. 0.215 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-625RS Round Rings - 31.75x5.461 mm - - - Nickel Plated Steel Ring Out of Stock \| Backorder Now \| Orders can be expected around Mon, Nov 24, 2025 Regular price $3.68 AUD Regular price Sale price $3.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
BA-625RS --- Round Rings - 31.75x5.461 mm - - - Nickel Plated Steel Ring BA-625RS --- Round Rings - 31.75x5.461 mm - - - Nickel Plated Steel Ring Regular price $3.68 AUD Regular price Sale price $3.68 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Inside Diameter 38.1 mm (Equiv. 1.5 in.)	Stock Section 6.350 mm (Equiv. 0.25 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-630RS Round Rings - 38.1x6.35 mm - - - Nickel Plated Steel Ring 40 Available Now \| Further orders can be expected around Mon, Nov 24, 2025 Regular price $3.86 AUD Regular price ~~$4.64 AUD~~ Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 40 Available Now. Backorder if more than 40.
Inside Diameter 38.1 mm (Equiv. 1.5 in.)	Stock Section 6.350 mm (Equiv. 0.25 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-630RS Round Rings - 38.1x6.35 mm - - - Nickel Plated Steel Ring 40 Available Now \| Further orders can be expected around Mon, Nov 24, 2025 Regular price $3.86 AUD Regular price ~~$4.64 AUD~~ Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 40 Available Now. Backorder if more than 40.
BA-630RS --- Round Rings - 38.1x6.35 mm - - - Nickel Plated Steel Ring Sale BA-630RS --- Round Rings - 38.1x6.35 mm - - - Nickel Plated Steel Ring Regular price $3.86 AUD Regular price ~~$4.64 AUD~~ Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 40 Available Now Sale
Inside Diameter 50.8 mm (Equiv. 2 in.)	Stock Section 6.020 mm (Equiv. 0.237 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-640RS Round Rings - 50.8x6.02 mm - - - Nickel Plated Steel Ring 45 Available Now \| Further orders can be expected around Mon, Nov 24, 2025 Regular price $3.59 AUD Regular price ~~$4.31 AUD~~ Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 45 Available Now. Backorder if more than 45.
Inside Diameter 50.8 mm (Equiv. 2 in.)	Stock Section 6.020 mm (Equiv. 0.237 in.)
Material: Nickel Plated Steel Category: Rings - Round - Nickel Plated
Part Number: BA-640RS Round Rings - 50.8x6.02 mm - - - Nickel Plated Steel Ring 45 Available Now \| Further orders can be expected around Mon, Nov 24, 2025 Regular price $3.59 AUD Regular price ~~$4.31 AUD~~ Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 45 Available Now. Backorder if more than 45.
BA-640RS --- Round Rings - 50.8x6.02 mm - - - Nickel Plated Steel Ring Sale BA-640RS --- Round Rings - 50.8x6.02 mm - - - Nickel Plated Steel Ring Regular price $3.59 AUD Regular price ~~$4.31 AUD~~ Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 45 Available Now Sale