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 4140-01-306-4728
NSN 6240-00-927-9584
NSN 5925-01-467-9910
NSN 5925-01-150-8127
NSN 2925-01-262-1418
NSN 5999-00-771-8686
NSN 5895-01-530-2039
NSN 6240-01-023-7720
NSN 5999-00-269-5320
NSN 6240-01-210-7052
NSN 6650-01-035-3041
NSN 4140-00-926-4242