Used on nsn: 2420-01-532-3399. screw hex socket set material: alloy steel iso 898/5 property class 45h, hardness rockwell C45 to 53; finish: plate zinc dichromate per ms-201 class 5a
3a thread class right-hand straight pan head style 0.817" grip length 32 thread quantity per inch 132000 single pounds per square inch shear strength nickel surface treated unjf thread series
Used on U-2. 3a thread class right-hand 0.469" thread length dished hexagon head style 0.428" grip length 24 thread quantity per inch unjf thread series
Used on U2. 3a thread class right-hand 0.345" thread length dished hexagon head style 0.615" grip length 32 thread quantity per inch unjf thread series
Used on 2420-01-532-3399, tractor, wheeled, industrial. 2a thread class right-hand 2.000" thread length 10 thread quantity per inch plow bolts unc thread series
Used on 2350-01-509-3953, carrier,cargo. 2a thread class right-hand 0.875" thread length crowned hexagon head style 18 thread quantity per inch hex head cap screw chromate zinc surface treated