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 5998-01-423-8931
NSN 6620-00-067-4946
NSN 5990-00-831-4421
NSN 6650-01-132-6860
NSN 6135-00-715-4001
NSN 6220-01-634-0660
NSN 5920-01-020-7659
NSN 5855-00-361-0167
NSN 6135-01-529-8523
NSN 5855-00-405-4532
NSN 5935-01-362-8857
NSN 7035-01-191-2822