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 6145-00-724-1789
NSN 4140-01-090-3866
NSN 5960-00-479-5515
NSN 6610-01-532-4217
NSN 5930-00-168-1448
NSN 5990-00-479-9157
NSN 5895-01-446-3420
NSN 7035-01-534-1896
NSN 6685-01-438-4057
NSN 5935-00-110-0188
NSN 6220-00-884-0769
NSN 6610-00-835-5673