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 4140-00-902-7744
NSN 5935-01-206-4968
NSN 5990-01-413-2405
NSN 5965-01-117-2566
NSN 6645-00-279-1777
NSN 5935-01-061-1223
NSN 5935-01-186-1276
NSN 5835-00-415-6421
NSN 5965-01-135-7910
NSN 6620-01-367-0844
NSN 5985-01-488-8449
NSN 5975-01-455-6895