ASTM A108 Step Keystock 1/4"
(Pack of
1.0)
Manufactured of Type 1018 Cold Finished Steel
Oversized stock, ground down to dimensions per tolerances below
Zinc-plated for corrosion resistance
12" pre-cut lengths
Type 1 Tolerances
Step width and base width dimensions: 0.000" to 0.002"
Step height/base height dimensions: 0.003" to +0.003"
Step height and base height dimensions: 0.004" to +0.004"
Type 2 Tolerances
Step width and base width dimensions: 0.000" to 0.002"
Step height/base height dimensions: 0.005" to +0.005"
Step height and base height dimensions: 0.005" to +0.005"
Use for couplings, gears, sheaves, sprockets, pulleys or anything that keys to a shaft
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Product Description
Manufactured of Type 1018 Cold Finished Steel Oversized stock, ground down to dimensions per tolerances below
Zinc-plated for corrosion resistance
12" pre-cut lengths
Type 1 Tolerances
Step width and base width dimensions: 0.000" to 0.002"
Step height/base height dimensions: 0.003" to +0.003"
Step height and base height dimensions: 0.004" to +0.004"
Type 2 Tolerances
Step width and base width dimensions: 0.000" to 0.002"
Step height/base height dimensions: 0.005" to +0.005"
Step height and base height dimensions: 0.005" to +0.005"
Use for couplings, gears, sheaves, sprockets, pulleys or anything that keys to a shaft
Technical Specifications
Item#: | 55841 |
---|---|
Size | 5/16 x 1/4 " |
Length | 12 " |
Style | 2 |
Material | Carbon Steel |
Type | Standard |
Step Width | 1/4 " |
Base Width | 5/16 " |
Step Height | 1/8 " |
Base Height | 1/8 " |
Finish | Bright Zinc |
Grade | C1018 |
Specifications | ASTM-A-108 |
Length Tolerance | +.125 / -.125" |
Rockwell Hardness | Not Specified |
Thickness Tolerance | A or C Dimension '+/-.004"; B or D Dimension '+/-.005" |
UNSPSC #: | 31163208 |
TAA Compliant: | Yes |
Weight: | 0.25 lb |
Product Restrictions

