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 5990-00-840-6571
NSN 6220-01-309-9537
NSN 5905-01-138-9507
NSN 5855-01-276-5447
NSN 5895-01-022-2470
NSN 6105-00-265-7545
NSN 6620-01-279-0651
NSN 5975-00-823-0979
NSN 5930-01-575-1144
NSN 4140-01-160-7699
NSN 5920-01-317-9321
NSN 6320-01-054-3046