Classification: Sleeves (pipe couplings) of iron or nonalloy steel
NSN 5996-01-502-6045
NSN 5985-01-645-3925
NSN 5975-01-394-5281
NSN 5855-00-004-0904
NSN 5985-00-360-6529
NSN 6645-01-415-3341
NSN 6650-01-506-5636
NSN 5935-01-412-2633
NSN 5915-01-423-8561
NSN 5965-00-189-9394
NSN 5855-01-130-1501
NSN 6130-01-437-5576