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 6610-01-538-4660
NSN 2925-00-090-5018
NSN 6240-01-577-1744
NSN 5960-01-418-2641
NSN 6130-01-300-7602
NSN 5945-01-448-9533
NSN 6620-01-446-6571
NSN 6130-00-305-7717
NSN 5920-01-463-2530
NSN 6620-01-643-1483
NSN 6220-01-558-0915
NSN 4140-01-243-1658