Mack truck; r-9 refueler
No other part numbers with same form, fit, and function found.
A pipe fitting primarily designed for permanent installation during piping systems operations to fit into another pipe or pipe fitting for sealing. It usually is threaded.
NSN 4140-00-841-1270
NSN 5990-01-224-8052
NSN 6145-01-346-0601
NSN 5999-01-123-1371
NSN 5935-00-906-6104
NSN 5990-00-716-3756
NSN 5960-00-910-7597
NSN 6130-01-564-0682
NSN 4140-01-147-4764
NSN 5930-01-634-0659
NSN 6110-00-542-2202
NSN 6620-00-312-2036