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 6645-01-418-8035
NSN 6135-00-906-0984
NSN 5925-01-278-8509
NSN 4140-01-513-9139
NSN 5905-01-656-7731
NSN 5935-01-475-9152
NSN 5915-01-233-3272
NSN 6610-01-097-5073
NSN 5960-01-195-2166
NSN 6650-00-292-9106
NSN 6320-00-593-0379
NSN 6650-01-491-4406