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 5920-01-111-7178
NSN 5855-01-316-6574
NSN 6220-01-305-4418
NSN 5925-00-092-0578
NSN 5855-01-346-7682
NSN 6620-01-537-1813
NSN 5998-01-146-5510
NSN 5910-00-938-7626
NSN 5905-01-042-2763
NSN 6110-00-391-7000
NSN 6150-00-849-9772
NSN 2925-01-459-8093