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 5835-01-454-1823
NSN 4140-01-031-6391
NSN 5930-01-524-4155
NSN 5925-01-305-9681
NSN 5960-01-305-5449
NSN 5935-00-162-0924
NSN 6685-01-515-6452
NSN 5920-01-004-4107
NSN 5935-01-234-5195
NSN 6610-01-180-1920
NSN 5905-01-577-1787
NSN 5975-01-163-4359