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 6320-00-994-0179
NSN 5835-00-145-8926
NSN 5930-00-984-4800
NSN 6610-01-117-7130
NSN 5915-00-057-3779
NSN 2925-01-623-6438
NSN 6110-01-342-9343
NSN 6240-00-057-9498
NSN 5855-01-157-7186
NSN 5925-00-102-1351
NSN 6220-01-445-5544
NSN 6145-01-188-9699