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 5996-00-275-1651
NSN 5998-01-145-9827
NSN 6220-01-580-2118
NSN 5975-01-277-1617
NSN 4140-00-940-9251
NSN 4140-01-649-9621
NSN 6240-01-399-0343
NSN 5975-01-119-8782
NSN 5990-01-147-5225
NSN 2925-01-054-3190
NSN 6240-00-539-9770
NSN 5996-00-842-9120