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 6220-00-369-5422
NSN 7035-00-052-2188
NSN 6145-01-508-6346
NSN 5915-01-146-8951
NSN 6110-01-024-9428
NSN 5835-01-446-6065
NSN 6135-00-913-2062
NSN 5965-01-259-5291
NSN 5975-01-416-3554
NSN 5920-01-388-3543
NSN 6110-00-333-9100
NSN 5990-00-111-3614