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 5960-00-507-3122
NSN 2925-00-806-7972
NSN 5990-01-546-1649
NSN 5910-01-534-7051
NSN 2925-00-431-9369
NSN 5905-00-435-9357
NSN 5855-00-962-5792
NSN 5930-00-181-9531
NSN 6645-01-147-9265
NSN 5975-01-525-6944
NSN 6145-00-212-0422
NSN 6320-00-115-0883