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 5930-01-477-8827
NSN 2925-01-335-4549
NSN 6650-01-589-0893
NSN 2925-00-311-0825
NSN 5945-00-972-8242
NSN 5960-00-531-6186
NSN 6150-00-925-2465
NSN 6645-01-122-9430
NSN 5835-01-631-3940
NSN 6130-00-952-6029
NSN 5910-00-276-8592
NSN 6240-00-130-5643