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 5990-00-202-5127
NSN 6145-01-474-5459
NSN 4140-00-277-6285
NSN 6320-01-281-6028
NSN 5920-00-813-4039
NSN 6620-01-544-4857
NSN 5930-01-410-8296
NSN 6135-00-194-9354
NSN 6650-01-146-5000
NSN 5930-01-252-8155
NSN 7035-01-575-9666
NSN 4140-00-679-3899