Used on 1430-01-378-6963. 2a thread class right-hand 0.813" thread length pan head style 32 thread quantity per inch nickel screw surface treated altered from 96906 MS35215-58; different finish unf thread series
Used on ssn 688 class submarine. 3a thread class right-hand flat chamfer head style 14 thread quantity per inch item has one hole in diameter of head that measures.12 inchin diameter for an insert, which acts as locking element, unf thread series
3a thread class right-hand 0.500" thread length fillister extended washer head style 28 thread quantity per inch cadmium screw surface treated unjf thread series
2a thread class right-hand 0.437" thread length flat countersunk head style 32 thread quantity per inch furnished with one silicone rubber 0-ring, bearing surface of head undercut to accomodate o-ring unc thread series