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 5990-01-642-1668
NSN 5975-00-827-2273
NSN 5985-00-893-9719
NSN 6130-01-625-4421
NSN 4140-00-059-7575
NSN 5835-00-484-1529
NSN 2925-01-221-3247
NSN 5950-01-196-5178
NSN 5998-01-585-8659
NSN 5965-00-858-5398
NSN 5985-00-203-5884
NSN 6145-01-354-0781