Miniature Bearings Australia

minibearings

Log in / Create Account / Home
Please order online - No Counter Sales

Collection: Keysteel Lengths - Square - Carbon Steel

Keysteel Lengths -> Square -> Carbon Steel

Width (s1)	Height (s2)	Length (L)	Indicative Image
Square Keysteel Lengths - 38.1x38.1x3000 mm - Carbon Steel 1045
Width (s1) 38.100 mm _{+ 0.076 / - 0.00} (Equiv. 1.5 in.)	Height (s2) 38.100 mm _{+ 0.076 / - 0.00} (Equiv. 1.5 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue
Part Number: 4R-0381-3000-KPO (Each) Contact Us \| Special Order Only - Please contact us if you need a large quantity
Width (s1)	Height (s2)	Length (L)	Indicative Image
Square Keysteel Lengths - 38.1x38.1x3000 mm - Carbon Steel 1045
Width (s1) 38.100 mm _{+ 0.076 / - 0.00} (Equiv. 1.5 in.)	Height (s2) 38.100 mm _{+ 0.076 / - 0.00} (Equiv. 1.5 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue
Part Number: 4R-0381-3000-KPO (Each) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Backorder now for delivery around Tue, Feb 27, 2029
Square Keysteel Lengths - 41.275x41.275x300 mm - Carbon Steel 1045
Width (s1) 41.275 mm _{+ 0 / - 0.102} (Equiv. 1.625 in.)	Height (s2) 41.275 mm _{+ 0 / - 0.102} (Equiv. 1.625 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 3
Part Number: 4R-0413-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $275.23 AUD Regular price ~~$330.27 AUD~~ Sale price $275.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 41.275x41.275x300 mm - Carbon Steel 1045
Width (s1) 41.275 mm _{+ 0 / - 0.102} (Equiv. 1.625 in.)	Height (s2) 41.275 mm _{+ 0 / - 0.102} (Equiv. 1.625 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 3
Part Number: 4R-0413-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $275.23 AUD Regular price ~~$330.27 AUD~~ Sale price $275.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0413-0300-KPU (Each) --- Square Keysteel Lengths - 41.275x41.275x300 mm - Carbon Steel 1045 Sale 4R-0413-0300-KPU (Each) --- Square Keysteel Lengths - 41.275x41.275x300 mm - Carbon Steel 1045 Regular price $275.23 AUD Regular price ~~$330.27 AUD~~ Sale price $275.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 44.45x44.45x300 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 59
Part Number: 4R-0445-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $303.32 AUD Regular price ~~$363.98 AUD~~ Sale price $303.32 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 44.45x44.45x300 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 59
Part Number: 4R-0445-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $303.32 AUD Regular price ~~$363.98 AUD~~ Sale price $303.32 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0445-0300-KPU (Each) --- Square Keysteel Lengths - 44.45x44.45x300 mm - Carbon Steel 1045 Sale 4R-0445-0300-KPU (Each) --- Square Keysteel Lengths - 44.45x44.45x300 mm - Carbon Steel 1045 Regular price $303.32 AUD Regular price ~~$363.98 AUD~~ Sale price $303.32 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 7
Part Number: 4R-0445-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $898.77 AUD Regular price ~~$1,078.53 AUD~~ Sale price $898.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0 / - 0.102} (Equiv. 1.75 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 7
Part Number: 4R-0445-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $898.77 AUD Regular price ~~$1,078.53 AUD~~ Sale price $898.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0445-0914-KPU (Each) --- Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045 Sale 4R-0445-0914-KPU (Each) --- Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045 Regular price $898.77 AUD Regular price ~~$1,078.53 AUD~~ Sale price $898.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0445-0914-KPO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $908.86 AUD Regular price ~~$1,090.64 AUD~~ Sale price $908.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0445-0914-KPO (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $908.86 AUD Regular price ~~$1,090.64 AUD~~ Sale price $908.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0445-0914-KPO (Each) --- Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045 Sale 4R-0445-0914-KPO (Each) --- Square Keysteel Lengths - 44.45x44.45x914 mm - Carbon Steel 1045 Regular price $908.86 AUD Regular price ~~$1,090.64 AUD~~ Sale price $908.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 44.45x44.45x3000 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue
Part Number: 4R-0445-3000-KPO (Each) Contact Us \| Special Order Only - Please contact us if you need a large quantity
Square Keysteel Lengths - 44.45x44.45x3000 mm - Carbon Steel 1045
Width (s1) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Height (s2) 44.450 mm _{+ 0.102 / - 0.00} (Equiv. 1.75 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized End Colour Code: Blue
Part Number: 4R-0445-3000-KPO (Each) Contact Us \| Special Order Only - Please contact us if you need a large quantity \| Backorder now for delivery around Tue, Feb 27, 2029
Square Keysteel Lengths - 50.8x50.8x300 mm - Carbon Steel 1045
Width (s1) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Height (s2) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 55
Part Number: 4R-0508-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $382.23 AUD Regular price ~~$458.67 AUD~~ Sale price $382.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 50.8x50.8x300 mm - Carbon Steel 1045
Width (s1) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Height (s2) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 55
Part Number: 4R-0508-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $382.23 AUD Regular price ~~$458.67 AUD~~ Sale price $382.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0508-0300-KPU (Each) --- Square Keysteel Lengths - 50.8x50.8x300 mm - Carbon Steel 1045 Sale 4R-0508-0300-KPU (Each) --- Square Keysteel Lengths - 50.8x50.8x300 mm - Carbon Steel 1045 Regular price $382.23 AUD Regular price ~~$458.67 AUD~~ Sale price $382.23 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 50.8x50.8x914 mm - Carbon Steel 1045
Width (s1) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Height (s2) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0508-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $1,105.77 AUD Regular price ~~$1,326.93 AUD~~ Sale price $1,105.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 50.8x50.8x914 mm - Carbon Steel 1045
Width (s1) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Height (s2) 50.800 mm _{+ 0 / - 0.102} (Equiv. 2 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0508-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $1,105.77 AUD Regular price ~~$1,326.93 AUD~~ Sale price $1,105.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0508-0914-KPU (Each) --- Square Keysteel Lengths - 50.8x50.8x914 mm - Carbon Steel 1045 Sale 4R-0508-0914-KPU (Each) --- Square Keysteel Lengths - 50.8x50.8x914 mm - Carbon Steel 1045 Regular price $1,105.77 AUD Regular price ~~$1,326.93 AUD~~ Sale price $1,105.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 63.5x63.5x300 mm - Carbon Steel 1045
Width (s1) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Height (s2) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0635-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $708.95 AUD Regular price ~~$850.75 AUD~~ Sale price $708.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 63.5x63.5x300 mm - Carbon Steel 1045
Width (s1) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Height (s2) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 17
Part Number: 4R-0635-0300-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $708.95 AUD Regular price ~~$850.75 AUD~~ Sale price $708.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0635-0300-KPU (Each) --- Square Keysteel Lengths - 63.5x63.5x300 mm - Carbon Steel 1045 Sale 4R-0635-0300-KPU (Each) --- Square Keysteel Lengths - 63.5x63.5x300 mm - Carbon Steel 1045 Regular price $708.95 AUD Regular price ~~$850.75 AUD~~ Sale price $708.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Square Keysteel Lengths - 63.5x63.5x914 mm - Carbon Steel 1045
Width (s1) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Height (s2) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 2
Part Number: 4R-0635-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $1,996.77 AUD Regular price ~~$2,396.13 AUD~~ Sale price $1,996.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Square Keysteel Lengths - 63.5x63.5x914 mm - Carbon Steel 1045
Width (s1) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Height (s2) 63.500 mm _{+ 0 / - 0.102} (Equiv. 2.5 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized End Colour Code: Red Additional stock available from USA subject to Prior Sale = 2
Part Number: 4R-0635-0914-KPU (Each) Out of Stock \| Backorder Now \| Backorder now for delivery around Thu, Jul 02, 2026 Regular price $1,996.77 AUD Regular price ~~$2,396.13 AUD~~ Sale price $1,996.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
4R-0635-0914-KPU (Each) --- Square Keysteel Lengths - 63.5x63.5x914 mm - Carbon Steel 1045 Sale 4R-0635-0914-KPU (Each) --- Square Keysteel Lengths - 63.5x63.5x914 mm - Carbon Steel 1045 Regular price $1,996.77 AUD Regular price ~~$2,396.13 AUD~~ Sale price $1,996.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale

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