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 6240-00-434-3771
NSN 5895-01-183-5507
NSN 6320-01-564-0893
NSN 5990-01-088-5293
NSN 5975-01-435-1586
NSN 5920-00-150-1148
NSN 5945-01-081-5013
NSN 6145-01-468-1282
NSN 5905-00-629-8188
NSN 6220-00-150-0039
NSN 5910-01-442-5014
NSN 6135-00-100-8890