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 5925-00-250-4372
NSN 4140-00-991-5949
NSN 6620-00-898-2744
NSN 6645-01-205-3869
NSN 6105-01-188-1524
NSN 2925-01-317-4543
NSN 6135-01-570-4284
NSN 5855-00-149-0766
NSN 5905-01-247-5147
NSN 5935-00-707-5379
NSN 6650-01-135-9670
NSN 5895-00-258-9135