Technical Specification Item Socket Flat Head Cap Screw Screw Style Socket Head Cap Screw System of Measurement Inch Screw Head Type Flat Basic Material Steel Material Grade Alloy Steel Dia./Thread Size 5/16-18 Length 2-1/4 Fastener Finish Black Oxide Fastener Thread Type UNC Drive Type Hex Socket Drive Size 3/16 Thread Style Partially Threaded Thread Direction Right Hand Thread Length 1-1/8 Head Height 5/16 Thread Dia. 5/16 Vented Hole Size Not Vented Head Dia. 7/16 Temp. Range - 20 Degrees F to 400 Degrees F Rockwell Hardness RC 38 to 43 Min. Tensile Strength 180, 000 psi Screw Industry Standards ASTM A574, ASME B18.3 This listing is for pkg. of 100.

• Technical Specification Item Socket Flat Head Cap Screw Screw Style Socket Head Cap Screw System

Technical Specification Item Socket Flat Head Cap Screw Screw Style Socket Head Cap Screw SystemKerr Lakeside