Shoulder bolt, part # 12592038
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This shoulder bolt is NOS of a bolt CR Machine produced for the ISO group. Used by the US Military. These are not reject parts. They are 100% within all specifications for material, dimensional tolerance, heat treatment, surface finish and treatment.

 

Here are some specifications of the bolt:

Thread: 3/8 X 16 class 2A

Material: 4140

Heat treatment: RC 22-27

Length under head: 1.12"

Length of shoulder: .403"

Diameter of shoulder: .4055"

Diameter of hex:  9/16"

Shoulder bolt, part # 12592038

Price: $6.50
100 or more: $2.50 each
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Availability: In-Stock
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