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 5990-01-173-9531
NSN 5965-00-328-6884
NSN 5998-00-949-0695
NSN 5910-00-375-5045
NSN 5930-01-600-7749
NSN 5990-01-154-7296
NSN 5915-00-269-9252
NSN 5915-01-536-2625
NSN 6620-00-556-1976
NSN 6645-00-816-1707
NSN 5910-01-167-2411
NSN 5925-01-554-7852