2a thread class right-hand 0.518" thread length oval head style 20 thread quantity per inch 18-8 stainless steel phillips oval head machine screw use a countersink to create a recess. the body diameter of your countersink should be equal to or larger than your screws head dia unc thread series
Used on mrap; rg33; end item nsn: 2355-01-552-5173. 2a thread class right-hand 0.969" thread length pan head style 20 thread quantity per inch zinc screw surface treated unc thread series
Used on mrap; rg33; end item nsn: 2355-01-552-5173. 2a thread class right-hand 1.188" thread length pan head style 20 thread quantity per inch zinc screw surface treated unc thread series
3a thread class right-hand 0.532" thread length flat chamfer head style 32 thread quantity per inch screw machine flat fillister head full thread offset cruciform passivate screw surface treated part number has "r" after first dash number on size 06 to indicate MS14191 recess offsetcruciform, item also has drilled head unjc thread series