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 5920-01-066-1799
NSN 5930-01-168-7123
NSN 6610-00-186-9180
NSN 6645-00-168-0781
NSN 5915-00-256-8820
NSN 6620-00-920-1671
NSN 6135-00-432-5567
NSN 5950-01-065-0858
NSN 5990-01-024-9659
NSN 6130-00-639-0666
NSN 6650-00-353-4097
NSN 6320-01-422-0765