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 5960-00-289-6591
NSN 6685-01-634-0611
NSN 6150-01-046-9800
NSN 6135-01-415-1163
NSN 6110-01-259-5961
NSN 7035-01-594-6986
NSN 5930-00-981-9775
NSN 5996-00-835-5290
NSN 6620-01-091-3722
NSN 4140-00-209-2231
NSN 5990-00-845-2864
NSN 6240-00-231-0761