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 6240-01-160-8499
NSN 6320-01-652-3806
NSN 6620-00-203-9466
NSN 4140-01-293-7150
NSN 5915-01-100-3887
NSN 2925-01-019-8735
NSN 6220-01-244-5329
NSN 6130-01-192-8746
NSN 5910-01-615-0377
NSN 7035-01-301-6325
NSN 7035-00-981-7216
NSN 6650-00-346-8672