Grade 8 4140 steel hex bolt with 3/8-18 threads. Drilled for cotter
pin. Used in 1913 Packard transmissions.
Limited inventory.
Material: Steel
Finish: Natural
Thread: 3/8-18
Thread length: .703
OAL: 1.975
Hex: .6875
Length under head: 1.715
Head height: .260
Hole: .105
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