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 5925-00-205-2767
NSN 5945-01-043-4939
NSN 5855-00-189-6066
NSN 5935-01-022-5167
NSN 5945-01-155-7388
NSN 4140-00-289-9263
NSN 6110-00-926-0781
NSN 2925-00-327-3991
NSN 5990-01-542-4212
NSN 5905-00-787-0566
NSN 6145-00-168-8428
NSN 5905-01-353-3976