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 5999-01-158-8163
NSN 6220-01-231-9813
NSN 5910-01-514-2140
NSN 2925-01-274-8576
NSN 6220-01-193-7577
NSN 5835-01-522-9881
NSN 6320-00-539-9283
NSN 5990-00-754-5253
NSN 6220-01-188-0135
NSN 5945-01-152-1932
NSN 5975-01-546-9474
NSN 5905-00-539-9706