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 5965-01-386-2988
NSN 6220-01-585-2591
NSN 6320-00-149-7570
NSN 5920-00-052-5844
NSN 6610-01-542-9725
NSN 5990-01-312-2638
NSN 5920-01-578-6683
NSN 2925-00-149-0760
NSN 6685-00-515-6522
NSN 6620-01-546-4942
NSN 5920-00-165-9160
NSN 5998-01-320-3071