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 5990-01-555-6616
NSN 5920-00-798-5710
NSN 6685-00-126-5711
NSN 5960-01-223-6202
NSN 6650-00-650-8080
NSN 6105-01-461-7073
NSN 6610-01-437-2506
NSN 5920-00-633-0404
NSN 5905-00-387-9434
NSN 5999-00-131-6697
NSN 6645-00-226-2270
NSN 5930-01-643-8941