System of Measurement System of Measurement |
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End Type End Type |
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![]() | Straight |
Finish Finish |
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Mechanical Finish Mechanical Finish |
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Hardness Rating Hardness Rating | Show |
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Hardness Rating Hardness Rating | Hide |
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Yield Strength Yield Strength |
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Hardness Hardness |
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Finish Thickness Finish Thickness |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Surface Smoothness Surface Smoothness |
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Component Component |
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![]() | Support-Rail Shaft |
Construction Construction |
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About Shafts
More
Rotary Shafts

Combine these general purpose drive shafts with gears, sprockets, and bearings to transmit rotary motion. All are precision ground to meet tight diameter and straightness tolerances.
Steel shafts are generally stronger than stainless steel shafts but not as corrosion resistant. Chrome-plated 1045 carbon steel shafts have a 0.0001"-0.0005" thick layer of chrome plating on the outside of the shaft that provides wear resistance and some corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Lg. | Lg. Tolerance | Straightness Tolerance | Edge Type | Hardness Rating | Hardness | Yield Strength, psi | Each | |
Inch—Chrome-Plated 1045 Carbon Steel | ||||||||
---|---|---|---|---|---|---|---|---|
1/4" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
3/8" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 0000 |
18" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | -0.01" to 0.01" | 0.003" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
1/2" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.01875" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.01875" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.01875" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.01875" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.01875" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
5/8" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
3/4" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
7/8" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
1" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
1 1/8" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
1 1/4" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
1 1/2" Dia. (Tolerance: -0.001" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
1 3/4" Dia. (Tolerance: -0.0015" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
2" Dia. (Tolerance: -0.0015" to 0") | ||||||||
12" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 00000 |
18" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
24" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
36" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
48" | 0" to 0.125" | 0.0125" per ft. | Straight | Ultra Hard | Rockwell C68 | 75,000 | 0000000 | 000000 |
Linear Motion Shafts

Smooth, hard, and wear resistant, linear motion shafts work with linear bearings to reduce friction in manual and automated systems, such as those found in packing, machine tool, and material handling operations. The smooth surface reduces friction and wear on the bearing—the lower the microinch value a shaft has, the smoother its finish and the less friction it will create. All are turned, ground, and polished to tight diameter and straightness tolerances.
Aluminum shafts are a lightweight, corrosion-resistant option for use with linear sleeve bearings. They have a thin, ultra-hard coating that provides additional wear resistance. Because they have a soft core they are not for use with linear ball bearings, which may dent the shaft. Anodized 6061 aluminum shafts have a higher yield strength than ceramic-coated 6061 aluminum shafts, which means they handle heavier loads. Ceramic-coated 6061 aluminum shafts are good for use in harsh environments; a 0.002" thick ceramic coating prevents weld spatter, molten glass, and paint from sticking to the shaft.
Shafts with chamfered edges have their edges ground to reduce damage to bearings, housings, and other components during installation.
For technical drawings and 3-D models, click on a part number.
Lg. | Lg. Tolerance | Straightness Tolerance | Surface Smoothness, microinch | Edge Type | Hardness Rating | Hardness | Yield Strength, psi | Each | |
1/4" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
---|---|---|---|---|---|---|---|---|---|
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
3/8" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
1/2" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
3/4" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
7/8" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
1" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
6" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
1 1/4" Dia. (Tolerance: -0.001" to -0.0005") | |||||||||
12" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
18" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
24" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 00000 |
36" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
48" | -0.0625" to 0.0625" | 0.004" per ft. | 16 | Straight | Ultra Hard | Rockwell C70 | 46,000 | 0000000 | 000000 |
Lg. | Lg. Tolerance | Straightness Tolerance | Surface Smoothness, microinch | Edge Type | Hardness Rating | Hardness | Yield Strength, psi | Each | |
1/4" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||
---|---|---|---|---|---|---|---|---|---|
6" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
36" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
48" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
3/8" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||
6" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
36" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
48" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
1/2" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||
6" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
36" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
48" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
3/4" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||
6" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
36" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
48" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
1" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||
6" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
36" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
48" | -0.03" to 0.03" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
1 1/2" Dia. (Tolerance: -0.0013" to -0.0005") | |||||||||
6" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
9" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
15" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
18" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
24" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
2" Dia. (Tolerance: -0.0015" to -0.0005") | |||||||||
6" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 00000 |
12" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
15" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
24" | -0.06" to 0.06" | 0.001" per ft. | 12 | Chamfered | Ultra Hard | Rockwell C70 | 35,000 | 0000000 | 000000 |
Support-Rail Shafts
These shafts include a support rail for a stable setup that eliminates bending and prevents linear bearings from rotating. Shafts have a smooth surface to reduce friction and wear on linear bearings—the lower the microinch value a shaft has, the smoother its finish and the less friction it will create. They are case-hardened to increase hardness and wear resistance on the surface of the shaft while allowing the center to remain soft for absorbing stresses caused by shifting loads. The edges are chamfered to remove sharp corners, reducing damage to bearings, housings, and other components during installation. All are turned, ground, and polished to tight diameter and straightness tolerances.
One-piece shafts reduce vibration and assembly time. Ceramic-coated 6063 aluminum shafts are good for use in harsh environments; a 0.002" thick ceramic coating prevents weld spatter, molten glass, and paint from sticking to the shaft. They are lighter in weight than steel and stainless steel shafts. Because they have a soft core they are not for use with linear ball bearings, which may dent the shaft.
For technical drawings and 3-D models, click on a part number.

Mounting Hole | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Lg. | Lg. Tolerance | Ctr. Ht. | O'all Wd. | End-to-Mount. Hole Lg. | Ctr.-to-Ctr. Lg. | Ctr.-to-Ctr. Wd. | Dia. | Mounting Fasteners Included | Surface Smoothness, microinch | Hardness Rating | Hardness | Each | |
Inch—Ceramic-Coated 6063 Aluminum (T6 Temper) | |||||||||||||
1/2" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||||||
6" | -0.03" to 0.03" | 1 1/8" | 1 1/2" | 1" | 4" | 1" | 5/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
9" | -0.03" to 0.03" | 1 1/8" | 1 1/2" | 2 1/2" | 4" | 1" | 5/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 1 1/8" | 1 1/2" | 2" | 4" | 1" | 5/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
18" | -0.03" to 0.03" | 1 1/8" | 1 1/2" | 1" | 4" | 1" | 5/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
24" | -0.03" to 0.03" | 1 1/8" | 1 1/2" | 2" | 4" | 1" | 5/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
3/4" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||||||
6" | -0.03" to 0.03" | 1 1/2" | 1 3/4" | 3" | __ | 1 1/4" | 7/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 1 1/2" | 1 3/4" | 1 1/2" | 6" | 1 1/4" | 7/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 00000 |
12" | -0.03" to 0.03" | 1 1/2" | 1 3/4" | 3" | 6" | 1 1/4" | 7/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
18" | -0.03" to 0.03" | 1 1/2" | 1 3/4" | 3" | 6" | 1 1/4" | 7/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
24" | -0.03" to 0.03" | 1 1/2" | 1 3/4" | 3" | 6" | 1 1/4" | 7/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
1" Dia. (Tolerance: -0.0012" to -0.0004") | |||||||||||||
6" | -0.03" to 0.03" | 1 3/4" | 2 1/8" | 3" | __ | 1 1/2" | 9/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 00000 |
9" | -0.03" to 0.03" | 1 3/4" | 2 1/8" | 1 1/2" | 6" | 1 1/2" | 9/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
12" | -0.03" to 0.03" | 1 3/4" | 2 1/8" | 3" | 6" | 1 1/2" | 9/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
18" | -0.03" to 0.03" | 1 3/4" | 2 1/8" | 3" | 6" | 1 1/2" | 9/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
24" | -0.03" to 0.03" | 1 3/4" | 2 1/8" | 3" | 6" | 1 1/2" | 9/32" | No | 12 | Ultra Hard | Rockwell C70 | 0000000 | 000000 |
Tantalum Wire

- Hardness: Rockwell C69 (Ultra Hard)
Harder than platinum and able to withstand higher temperatures than gold, this 99.98% pure tantalum wire also resists corrosion and conducts heat. It’s often used in heating elements for furnaces.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
1 ft. | 5 ft. | 100 ft. | |||||||
---|---|---|---|---|---|---|---|---|---|
Diameter | Diameter Tolerance | Melting Point Temperature, °F | Container Type | Each | Each | Each | |||
0.005" | -0.0003" to 0.0003" | 5420° | Spool | 0000000 | 000000 | 0000000 | 0000000 | 0000000 | 000000000 |
0.01" | -0.0004" to 0.0004" | 5420° | Spool | 0000000 | 00000 | 0000000 | 000000 | 0000000 | 00000000 |
0.012" | -0.0005" to 0.0005" | 5420° | Spool | 0000000 | 00000 | 0000000 | 000000 | 0000000 | 00000000 |
0.015" | -0.0005" to 0.0005" | 5420° | Spool | 0000000 | 00000 | 0000000 | 000000 | 0000000 | 00000000 |
0.02" | -0.0005" to 0.0005" | 5420° | Spool | 0000000 | 00000 | 0000000 | 000000 | 0000000 | 00000000 |
Tantalum Foil

- Hardness: Rockwell C69 (Ultra Hard)
Thin and easy to cut, this 99.98% pure tantalum foil is good for coating heating elements that are used in furnaces. Harder than platinum and able to withstand higher temperatures than gold, it also resists corrosion and conducts heat.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.