Used on a mk2 helicopter
NSN 6650-01-522-0075
NSN 6135-01-415-1163
NSN 5835-00-378-1429
NSN 6610-00-319-8522
NSN 5915-00-531-9412
NSN 5985-01-337-3591
NSN 6135-00-686-4777
NSN 5999-01-197-4982
NSN 6610-01-362-8686
NSN 5925-01-299-3672
NSN 5895-01-328-7654
NSN 6645-01-435-5322