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 5925-00-468-2757
NSN 6645-01-586-3434
NSN 5855-00-896-4047
NSN 6610-00-391-7888
NSN 5920-01-329-6224
NSN 5990-01-472-2447
NSN 5990-01-153-0679
NSN 4140-01-537-2666
NSN 5835-01-023-0511
NSN 5965-01-241-0553
NSN 5996-01-167-9234
NSN 5855-01-499-3576