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 6145-01-501-3489
NSN 6220-01-172-1277
NSN 6240-01-349-5507
NSN 6130-01-303-5860
NSN 6320-01-643-0850
NSN 5930-00-405-4115
NSN 5930-01-557-1774
NSN 5945-01-429-8942
NSN 5920-01-631-9111
NSN 5930-01-628-7297
NSN 6145-01-386-3976
NSN 5950-01-186-5562