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 6150-01-431-2322
NSN 6135-00-968-8594
NSN 6320-01-439-5264
NSN 6240-00-855-4518
NSN 5985-01-155-7841
NSN 5910-00-918-1589
NSN 5996-00-514-7678
NSN 4140-00-061-8702
NSN 4140-01-359-7829
NSN 5905-00-439-0610
NSN 6135-00-826-4798
NSN 5975-01-400-0627