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 6220-01-019-0505
NSN 6610-01-565-0458
NSN 5930-01-535-7121
NSN 5920-01-068-3135
NSN 5835-01-436-1797
NSN 5935-00-279-1579
NSN 6610-01-406-6696
NSN 5905-01-553-6035
NSN 6145-00-493-4073
NSN 6620-01-359-9363
NSN 5950-00-108-4928
NSN 4140-01-245-7691