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 5999-01-448-2666
NSN 4140-01-330-4137
NSN 5998-01-079-8887
NSN 6145-01-111-2291
NSN 4140-01-270-7464
NSN 5925-01-077-9949
NSN 4140-00-945-4055
NSN 6130-01-125-3958
NSN 5965-00-227-7348
NSN 5965-00-706-7005
NSN 6650-00-161-4122
NSN 5985-01-504-6428