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 6620-01-245-0184
NSN 6145-01-203-6583
NSN 5935-00-081-2270
NSN 5895-01-515-7804
NSN 6220-00-147-4011
NSN 4140-00-468-5342
NSN 5945-01-451-7219
NSN 5990-01-580-2191
NSN 5960-01-013-9346
NSN 5945-01-605-6361
NSN 5999-01-159-7805
NSN 5999-00-833-9904