Shoulder Screw Military Spec 303 Stainless Steel Finish Passivate per QQ-P-35 TYPE 2 Head Style Plain Thread Size 8-32 Drive Type Slotted Shoulder Dia 3/16 In Shoulder Length 1/4 In Thread Length 3/16 In Head Dia 5/16 In Head Height 5/32 In Shoulder Length Tolerance +/-0.003 In Class 2A Rockwell Hardness 262 HB max. Meets/Exceeds MS51575/MIL-S-21472 Package Quantity 5