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 5950-00-300-2394
NSN 6220-00-888-7235
NSN 4140-00-113-1279
NSN 5950-01-079-2447
NSN 6240-01-514-4184
NSN 6145-01-127-1622
NSN 5996-01-106-2763
NSN 4140-00-782-7688
NSN 6145-01-339-4208
NSN 7035-00-131-8219
NSN 2925-01-335-4549
NSN 7035-01-426-4133