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 6610-01-067-6591
NSN 2925-00-640-8611
NSN 5999-01-400-0883
NSN 5990-00-876-0576
NSN 5990-01-149-0691
NSN 5990-00-804-4982
NSN 5990-00-006-5760
NSN 5996-00-884-2915
NSN 6240-01-064-9727
NSN 6620-01-647-1393
NSN 6145-01-465-5533
NSN 5915-01-207-4500