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 5930-01-644-9688
NSN 2925-01-462-1620
NSN 6650-01-198-7601
NSN 4140-00-904-3357
NSN 4140-00-146-3269
NSN 6145-01-146-6207
NSN 5945-01-381-1356
NSN 6135-00-840-6451
NSN 6240-01-414-9529
NSN 5920-00-908-1929
NSN 5999-01-352-1054
NSN 4140-01-206-4981