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 5905-01-587-6291
NSN 5945-01-634-0588
NSN 5999-00-179-8076
NSN 2925-01-288-0971
NSN 6320-01-111-8851
NSN 5930-01-107-3970
NSN 5945-01-579-9394
NSN 5999-01-386-8098
NSN 6110-01-539-2383
NSN 6145-01-013-8463
NSN 6610-01-492-9888
NSN 5985-01-181-5627