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 5925-00-988-7439
NSN 5990-00-591-3793
NSN 6620-00-155-2608
NSN 5990-01-501-9094
NSN 6650-00-850-3312
NSN 5905-00-829-3028
NSN 5985-01-254-6293
NSN 6220-01-494-7917
NSN 5855-01-632-5485
NSN 6650-01-399-8552
NSN 6110-00-734-4692
NSN 5935-01-045-8749