Used on nsn 2355-01-567-4930 truck,bomb service. inner diameter 0.260 in, material high alloy, outer diameter 0.487 in, style - medium split, type lock washer, size .250 in, thickness 0.062 in zinc surface treated split helical-right hand
Used on nsn 2355-01-567-4930 truck,bomb service. 2b thread class right-hand wrench size 1.625, inside diameter 1 in, grade c, 0.984 in thickness, type - heavy hex nut, unc