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 2925-00-233-5644
NSN 2925-00-555-8836
NSN 5945-01-256-3148
NSN 5999-01-212-2613
NSN 6610-01-224-7247
NSN 5855-00-631-4565
NSN 5990-00-389-0554
NSN 5985-00-094-6835
NSN 6240-01-574-5642
NSN 5855-01-430-5459
NSN 5855-01-444-3916
NSN 6650-01-462-5879