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 4140-01-374-0877
NSN 6240-01-006-5782
NSN 5835-01-089-7615
NSN 6240-00-548-3992
NSN 5945-01-195-3498
NSN 5965-01-486-1222
NSN 6610-00-098-5362
NSN 6320-00-360-1744
NSN 5975-01-330-7353
NSN 6220-01-061-7644
NSN 5990-00-296-4825
NSN 6610-01-263-8999