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 6220-01-484-9193
NSN 5990-00-067-6791
NSN 5930-01-221-8137
NSN 5935-00-808-0618
NSN 5835-01-579-5941
NSN 6645-01-147-5579
NSN 5930-01-522-5072
NSN 5935-01-325-5432
NSN 4140-01-406-6093
NSN 5996-01-137-2927
NSN 6620-00-578-5851
NSN 5999-01-592-1658