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 5835-00-170-5238
NSN 5905-01-135-7714
NSN 4140-01-353-7761
NSN 6620-01-424-6925
NSN 6610-01-154-7949
NSN 6320-00-636-0922
NSN 6620-00-246-5159
NSN 6150-01-037-6981
NSN 6320-00-931-4855
NSN 7035-01-211-5636
NSN 4140-01-158-9515
NSN 6320-01-532-7491