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 4140-01-267-2762
NSN 2925-01-424-0235
NSN 6610-00-074-2432
NSN 6135-01-136-1059
NSN 6650-01-642-0166
NSN 6650-01-248-5775
NSN 5975-01-411-7724
NSN 6130-01-389-9547
NSN 4140-00-403-4920
NSN 6620-01-468-6017
NSN 5910-00-398-0930
NSN 5855-01-653-4319