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 6320-00-139-1090
NSN 5950-01-033-0793
NSN 5998-01-281-4266
NSN 5975-01-344-4609
NSN 5895-00-837-3441
NSN 6240-01-420-4246
NSN 5855-01-007-9541
NSN 6105-01-551-3328
NSN 5950-01-490-7760
NSN 6105-00-632-6564
NSN 6240-00-003-6435
NSN 6135-01-116-3385