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 4140-00-020-9768
NSN 5935-00-021-2676
NSN 5996-00-054-4628
NSN 6645-00-155-2398
NSN 5975-00-719-9793
NSN 5835-00-170-5238
NSN 6240-00-372-4841
NSN 6685-01-603-7013
NSN 2925-01-172-0176
NSN 5930-01-422-1599
NSN 5996-01-360-5635
NSN 4140-00-736-8813