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 5925-00-517-8512
NSN 4140-01-010-5645
NSN 5960-00-393-2505
NSN 5990-01-552-1503
NSN 6220-00-708-8861
NSN 5965-01-641-0237
NSN 5935-00-054-5290
NSN 6145-00-870-1137
NSN 6645-00-936-9111
NSN 5935-01-465-3838
NSN 5835-01-138-8622
NSN 6135-00-152-8729