Used on patriot missile. 2a thread class right-hand 0.255" thread length hexagon extended washer head style 32 thread quantity per inch passivate surface treated unc thread series
3a thread class right-hand 0.845" thread length flat chamfer head style 11 thread quantity per inch surface treatment per mil-std-171, except 0.0003" thick, chromate to be bronze or olive drab zinc surface treated unc thread series
3a thread class right-hand 0.252" thread length flat countersunk undercut head style 32 thread quantity per inch cadmium surface treated unf thread series
3a thread class right-hand 0.347" thread length flat countersunk undercut head style 32 thread quantity per inch cadmium surface treated unf thread series
Used on 2350-01-455-3174. 3a thread class right-hand 0.540" thread length 20 thread quantity per inch this is an altered item, make from part number MS51957-85 screw; used on an isolation tray unc thread series
3a thread class right-hand 0.335" thread length flat chamfer head style 0.044" hole diameter 32 thread quantity per inch passivate surface treated unrf thread series
2a thread class right-hand 0.151" thread length flat chamfer head style 40 thread quantity per inch navy special project provided with a self-locking device passivate surface treated unc thread series
Used on 5420-01-430-5403. right-hand 9.5mm thread length knurled no. 1 head style made to iso 7379 dimensions; meets material property class 12.9, providing increased wear resistance on the shoulder; hex key size 3mm
Used on B-52. 3a thread class right-hand 0.562" thread length undercut pan no. 2 head style 24 thread quantity per inch used for repair work only; part of windshield post installation; internal wrenching, .0312oversize; 160 ksi ftu cadmium surface treated unf thread series
