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 6620-00-010-0319
NSN 4140-01-123-2182
NSN 6645-01-648-0250
NSN 5998-01-322-4362
NSN 6145-00-081-2520
NSN 5996-01-559-5953
NSN 5925-00-137-1130
NSN 6145-00-090-5411
NSN 6150-00-015-1289
NSN 5895-01-654-3641
NSN 6620-01-546-4942
NSN 6685-01-598-5130