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 6620-01-363-4792
NSN 5985-00-397-7296
NSN 5925-01-657-6608
NSN 5925-01-122-1524
NSN 5975-00-209-1428
NSN 6645-00-593-5420
NSN 4140-01-600-3299
NSN 5925-00-666-4753
NSN 6220-00-141-5322
NSN 5855-00-951-6483
NSN 5915-00-350-3430
NSN 5965-01-544-3081