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 5990-01-384-2697
NSN 2925-01-518-9038
NSN 5950-01-316-4386
NSN 5915-00-262-5788
NSN 6650-01-570-4795
NSN 5965-00-134-0883
NSN 5855-01-423-1497
NSN 5925-01-023-1411
NSN 5990-01-423-8189
NSN 5910-00-162-8714
NSN 6320-00-937-5625
NSN 2925-01-025-0082