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 6650-01-660-7687
NSN 5985-01-565-7443
NSN 5975-01-493-8796
NSN 5999-00-551-0835
NSN 5920-01-152-1949
NSN 6130-01-013-9343
NSN 6150-01-570-0650
NSN 5910-00-156-7293
NSN 6620-00-162-9877
NSN 5895-00-332-9394
NSN 5905-01-158-1474
NSN 6135-01-561-5945