#4 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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|Hayes||CA||Flange Screw w/o serr. (Frame Bolt)||Steel||Zinc/Clear||#4-40 x 3/8||4-40 x 3/8 whiz flange screw zinc||968|
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