Shoulder Screw, Alloy Steel, Plain Finish, Head Style Knurled, System of Measurement Inch, Thread Size 1/2-13, Hex Socket Drive Type, Drive Size 5/16 In., Shoulder Dia. 5/8 In., Shoulder Length 4-1/4 In., Thread Length 3/4 In., Head Dia. 7/8 In., Head Height 3/8 In., Screw Head Height 0.365 to 0.375, Shoulder Length Tolerance +/-0.005 In., Screw Head Dia. 0.853 to 0.875, Min. Tensile Strength (PSI) 140000, Shear Strength (PSI) 84000, Class 3A, Rockwell Hardness 32 to 43 HRC Features Finish: Plain Item: Shoulder Screw Material: Alloy steel Thread Size: 1/2-13 Class: 3A Drive Size: 5/16" Drive Type: Hex Socket Head Style: Knurled Shear Strength (PSI): 84000 Thread Length: 3/4" Meets/Exceeds: ASME B18.3 Rockwell Hardness: 32 to 43 HRC Min. Tensile Strength (PSI): 140000 Head Dia.: 7/8" Head Height: 3/8" Screw Head Dia.: 0.853 to 0.875 Screw Head Height: 0.365 to 0.375 Shoulder Length Tolerance: +/-0.005" Shoulder Length: 4-1/4" System of Measurement: Inch

Shoulder Screw, Alloy Steel, Plain Finish, Head Style Knurled, System of Measurement Inch, Thread Size 1/2-13, Hex Socket Drive Type, Drive Size 5/16 In., Shoulder Dia. 5/8 In., Shoulder Length 4-1/4 In., Thread Length 3/4 In., Head Dia. 7/8 In., Head Height 3/8 In., Screw Head Height 0.365 to 0.375, Shoulder Length Tolerance +/-0.005 In., Screw Head Dia. 0.853 to 0.875, Min. Tensile Strength (PSI) 140000, Shear Strength (PSI) 84000, Class 3A, Rockwell Hardness 32 to 43 HRC Features Finish: Plain Item: Shoulder Screw Material: Alloy stee