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 6320-01-573-6490
NSN 5925-00-792-9073
NSN 6650-01-423-3767
NSN 5990-01-091-9595
NSN 4140-00-800-7204
NSN 5960-00-833-9154
NSN 5930-00-399-3237
NSN 6135-00-715-4001
NSN 5920-01-539-6045
NSN 5975-01-400-0627
NSN 6685-01-072-1955
NSN 6145-00-228-7606