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 4140-01-170-3359
NSN 6150-01-420-6494
NSN 7035-00-753-0695
NSN 6135-01-205-5965
NSN 7035-01-377-0760
NSN 6320-01-332-7020
NSN 5835-01-281-7281
NSN 6105-00-991-1844
NSN 4140-01-363-2258
NSN 4140-01-634-0330
NSN 6150-01-423-8620
NSN 5950-01-139-5129