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 6645-01-240-5499
NSN 5975-01-642-7643
NSN 5999-00-827-6580
NSN 5996-01-212-4234
NSN 5965-01-303-6105
NSN 5925-00-829-3285
NSN 6105-01-518-1971
NSN 4140-01-551-6155
NSN 6240-01-309-0049
NSN 5855-01-233-2767
NSN 5985-01-487-6479
NSN 5925-01-229-8659