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 6220-01-646-0555
NSN 5915-00-182-8068
NSN 6240-01-262-0149
NSN 6105-00-918-5419
NSN 5960-01-632-6576
NSN 5895-01-069-3718
NSN 6130-01-005-2205
NSN 6130-00-258-2716
NSN 6145-01-303-2661
NSN 4140-01-059-2095
NSN 6145-00-481-1857
NSN 6110-01-617-8126