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 5905-00-972-2595
NSN 5920-00-050-0714
NSN 4140-00-471-5396
NSN 5910-01-598-2612
NSN 5910-01-008-6233
NSN 5950-00-951-8600
NSN 6320-01-322-1310
NSN 6685-01-152-1781
NSN 6220-01-162-3293
NSN 5945-01-490-3391
NSN 5915-00-338-8610
NSN 6135-01-355-8917