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 6320-00-779-5923
NSN 6220-01-319-2580
NSN 6240-01-657-6037
NSN 5920-00-557-6101
NSN 5925-00-163-2096
NSN 5990-01-544-4360
NSN 5855-01-172-2228
NSN 2925-01-422-1542
NSN 5975-01-416-3953
NSN 5998-00-388-0259
NSN 5855-00-149-0766
NSN 5999-01-523-4332