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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5835-01-576-9013
NSN 5930-01-399-4527
NSN 5996-00-466-9781
NSN 6130-01-123-0371
NSN
NSN 6130-01-181-5475
NSN 6620-00-411-4983
NSN 5996-00-701-9550
NSN 5960-01-496-7837
NSN 5965-01-575-8900
NSN 5925-01-485-0670
NSN 5835-00-373-2671