Used on 4920-01-511-0092. 0.150" hole diameter 0.295" outside diameter 0.016" material thickness actual matl is 410 stainless steel flat internal teeth
Used on end item nsn: 2590-01-551-7979; hoist unit, hydraulic, vehicular body. 0.377" hole diameter 0.680" outside diameter 0.094" material thickness zinc surface treated split helical-right hand
Used on 2590-01-551-7979, hoist unit, hydraulic, vehicular mounted. 0.250" hole diameter washer, lock regular helical spring zinc treated steel split helical-right hand