5/16-18 BUTTON HEAD SOCKET CAP SCREW5/16-18 BUTTON HEAD SOCKET CAP SCREW 71040,100 PER BOX,.75"LENGTH UNDER HEAD, USES 3/16 HEX KEY 5/16" Nominal Size, 18 Threads per Inch, 3/4" Length Under Head, .547"-.527" Max/Min Head Dia., .166"-.152" Max/Min Head Hgt., 3/16" Hex Socket Key Size. These button head socket cap screws are made to ASME B18.3 and ASTM F835 Standards, and are made of a high grade alloy. They have a Rockwell "C" hardness of 39 to 44 and tensile strength of 145,000 PSI for sizes 1/2" and under. For sizes over 1/2" the tensile strength is 135,000 PSI. Metric, stainless steel and special sizes are also available, T&S Salesperson for details!
Fasteners & Hardware Military Fasteners Military Socket Head Cap Screws - KERRBHCS5/16-18X3/4 - 5/16-18 BUTTON HEAD SOCKET CAP SCREW
100% Satisfaction Guarantee: At Mansion Tools, we want to be sure that the item you choose is the right one for you. Within 30 days of delivery of your order, you may return any merchandise purchased from Mansion Tools in its original condition with your email order confirmation or packing slip. Restocking fees may apply. On items over $275 shipping within the US, we will even arrange free pick up or pay for returns shipping.