2) #1-72 UNF SOCKET HEAD CAP SCREW SOCKET SHOULDER SCREWS UNC ALLOY SELF COLOUR impact strength and fatigue life

impact strength and fatigue life must be considered for screws subject to temperatures below -20⁰F (-29⁰C)

2) #1-72 UNF SOCKET HEAD CAP SCREW SOCKET SHOULDER SCREWS UNC ALLOY SELF COLOUR impact strength and fatigue lifeSOCKET HEAD CAP SCREWS UNF S COLOUR 1936 1960 If you cannot find the required size, please get in touch as not all products are available online. Socket Head Cap Screws are also known as SHCS, Allen screw or Allen bolt, or simply a cap screw. Conforming to ASME ANSI B18. 3 1986, BS 2470 the contact surfaces of this screw or bolt are protected from external damage. Class Fit 3A Hardness RC38 43. Generally manufactured with a partial thread beyond a