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 6150-01-600-2320
NSN 6620-00-917-5259
NSN 6240-00-402-4481
NSN 5925-01-322-3882
NSN 5895-01-613-9471
NSN 6620-01-047-2787
NSN 5895-01-118-4646
NSN 5999-01-621-6009
NSN 6320-01-180-9908
NSN 6110-01-155-8170
NSN 4140-01-616-2705
NSN 6135-01-413-4747