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 5985-01-444-3312
NSN 5965-00-175-8972
NSN 6150-01-380-7402
NSN 5905-01-579-9149
NSN 5950-00-738-7287
NSN 6105-01-428-4411
NSN 5905-00-633-1652
NSN 6110-00-455-6781
NSN 6240-00-461-1451
NSN 5996-01-011-8840
NSN 5905-00-320-8284
NSN 4140-01-426-3773