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 5945-00-633-7620
NSN 5975-01-272-3771
NSN 5985-01-359-4207
NSN 6650-01-629-9480
NSN 5990-00-461-5372
NSN 5835-00-518-4507
NSN 5925-01-467-9910
NSN 5905-01-622-7674
NSN 6240-00-266-6258
NSN 6645-01-407-0204
NSN 5905-01-146-9192
NSN 2925-00-728-8118