1/2"-13 x 1-3/4" Flat Socket Head Cap Screw Fully Threaded Coarse Alloy Steel Thermal Black Oxide, 250 pcs/Pack Package:250 enhancing stability in assemblies

enhancing stability in assemblies

Thread Size: 2-4-1/2

Flange nylon insert lock nuts combine a flange base with a nylon insert to prevent loosening due to vibration

USS flat washers are larger than standard flat washers

while the serrated edges increase friction

1/2"-13 x 1-3/4" Flat Socket Head Cap Screw Fully Threaded Coarse Alloy Steel Thermal Black Oxide, 250 pcs/Pack Package:250 enhancing stability in assembliesHigh quality Flat Socket Head Cap Screw, perfect for various applications. Thread Size: 1 2 13 Length: 1 3 4 Material: Alloy Steel Finish: Thermal Black Oxide Thread Type: Fully Head Style: Flat Drive Style: Socket System Of Measurement: Inch