Used on shelter,expandable. 0.193" hole diameter 0.334" outside diameter 0.470" material thickness washer, lock zinc surface treated split helical-right hand
Used on 5411-01-575-7079. 2b thread class right-hand 8 thread quantity per inch cap, mushroom mounting holes are evenly spaced over the face of the flange.
Used on 2310-01-595-3986. 0.031" material thickness nut, self retaining, u-type, single thread, panel range .187 - .207, spring steel, heat treated fits sheet metal screw sizes 8a, 8ab, zinc surface treated
Used on nsn:5895-01-583-6735. right-hand 40 thread quantity per inch 18-8 stainless steel nylon-incert hex locknut mil.spec MS21083-C04 number 4-40thread