Used on cfm 56 pump
NSN 5985-00-686-3986
NSN 5930-01-428-3053
NSN 6130-01-227-5538
NSN 6240-01-229-5712
NSN 5935-01-655-5588
NSN 5855-01-033-1375
NSN 5920-01-062-2209
NSN 6145-00-082-5172
NSN 5935-01-544-4214
NSN 6320-01-290-5271
NSN 6240-01-171-0374
NSN 5910-01-378-5743