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 6650-01-648-1864
NSN 6110-00-418-9363
NSN 4140-01-123-9149
NSN 5950-01-659-0973
NSN 5930-01-042-9611
NSN 6240-01-501-2830
NSN 5965-01-155-8766
NSN 5920-00-072-1492
NSN 6645-01-556-5263
NSN 5835-00-827-1904
NSN 6105-01-497-5611
NSN 6220-01-449-0412