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 6645-00-589-0143
NSN 6220-00-734-0276
NSN 6685-01-346-1381
NSN 5999-00-289-1472
NSN 6650-01-448-9639
NSN 7035-01-650-3856
NSN 2925-00-491-3549
NSN 4140-00-004-9950
NSN 5935-01-277-1340
NSN 5910-01-304-9043
NSN 5935-00-316-3530
NSN 5999-01-054-4359