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 5895-00-905-3985
NSN 6645-00-389-3370
NSN 6620-01-116-3983
NSN 5905-01-561-6932
NSN 5925-00-549-1446
NSN 6150-01-546-6200
NSN 5990-00-153-0055
NSN 6650-00-273-8732
NSN 5925-01-044-2689
NSN 6135-01-119-0720
NSN 4140-01-634-0330
NSN 5835-01-279-9508