A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5990-00-951-3124
NSN 6610-01-215-4857
NSN 6645-01-149-4231
NSN 5996-01-487-8782
NSN 6135-00-405-1989
NSN 6150-01-484-4348
NSN 5985-01-644-7094
NSN 5945-01-501-1315
NSN 6145-01-401-3713
NSN 5920-00-099-0737
NSN 5935-01-327-2705
NSN 5965-00-204-8513