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 6145-00-753-2264
NSN 6145-01-496-2787
NSN 5835-01-522-9881
NSN 6105-01-232-0891
NSN 5985-00-825-6201
NSN 5925-01-447-2968
NSN 6220-01-267-1411
NSN 6320-01-642-0222
NSN 5905-00-581-7998
NSN 6145-00-445-7839
NSN 5835-00-523-0736
NSN 6645-01-179-0243