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 5910-01-273-2516
NSN 6645-00-813-3084
NSN 6110-01-570-8575
NSN 6685-01-652-2174
NSN 6650-01-287-4519
NSN 4140-01-558-5806
NSN 5930-00-295-3859
NSN 5855-01-064-8961
NSN 5920-01-179-9739
NSN 6685-00-306-1405
NSN 5996-00-829-2025
NSN 6645-01-647-8236