Alma Bolt Company & Prime Fasteners 1-800-526-2200

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Step Bolts

 

Available in diameters from #10 to 3/8" and lengths from 1" to 3".

 

Nominal Size
E
A
H
O
P
Body Diameter
Head Diameter
Head Height
Square Width
Square Depth
MAX
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
MIN
10
0.199
0.182
0.656
0.625
0.114
0.094
0.199
0.185
0.125
0.094
1/4
0.260
0.237
0.844
0.813
0.145
0.125
0.26
0.245
0.156
0.125
5/16
0.324
0.298
1.031
1.000
0.176
0.156
0.324
0.307
0.187
0.156
3/8
0.388
0.360
1.219
1.188
0.208
0.188
0.388
0.368
0.219
0.188
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