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 5910-00-663-5865
NSN 5855-00-160-2286
NSN 5835-01-192-4165
NSN 5945-01-485-3447
NSN 5960-01-156-1396
NSN 5855-00-361-0167
NSN 6150-01-180-3187
NSN 5930-01-597-2899
NSN 6145-01-257-7782
NSN 4140-00-539-4814
NSN 5920-01-175-8184
NSN 5930-01-408-7677