2 1/2 Non-Serrated Flange Screw
Frame Bolts are hex washer head bolts with a flat washer bearing surface. They are made from high-alloy steel, and commonly used on truck frames, hence the name frame bolt. The flange eliminates the need for washers. They are covered under ASME Standard B18.2.1
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|CIF||IL||Flange Screw w/o serr. (Frame Bolt)||Grade 5||Plain||2 1/2-4 x 9||hex m/b 4 1/2 shank to first scratch of thread body diameter to measure 2.495/2.493||2|
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