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 6240-01-055-9696
NSN 6320-01-162-5977
NSN 5975-00-201-8826
NSN 5915-00-250-1142
NSN 5910-00-757-7711
NSN 6220-01-415-1541
NSN 5855-01-085-5354
NSN 5960-01-013-7643
NSN 5920-00-526-9238
NSN 5990-01-633-9503
NSN 5920-00-373-3636
NSN 5930-01-428-9269