The screw is made of A2 grade 304 stainless steel. A2 is a specific type of stainless steel, and 304 is a commonly used stainless steel alloy known for its corrosion resistance and durability. It is a socket cap screw, implying that it has a cylindrical head with a recessed socket for an Allen key (hex key) to tighten or loosen the screw.
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5/16" UNF Socket Cap Screws. 5/16" UNF socket cap screws. High tensile grade 12.9 steel. Screws are uncoated, self colour. Allen key size: 3/8". Head height: 0.30". Screw lengths do not include the head.
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This causes the nylon lock nut to grip better against the threads and reduces the chances of the nut loosening due to the vibration of the screw. Nylon insert lock nuts are designed to be used with like material screws and bolts.
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UNF Thread. A2 Stainless Steel. Manufactured from A2 Stainless Steel for improved corrosion Resistance. Bolt World.
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Imperial Flat Washers. Table 3 heavy pattern imperial washers. Manufactured from zinc plated steel. Coarse Pitch Bolts & Screws. Set Screws, Bolts. Allen Socket Bolts. Button Head Allen Screws/Bolts.
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Thread size listed - 3/16" UNF 32 TPI also known as No.10 or 10-32. Grade - 12.9 Self colour Steel High Tensile.
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Screws Size :10# 1/4 5/16 3/8 7/16 1/2 5/8. Material :12.9 Steel.
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Do not open the dispute.
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