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 6135-00-900-2139
NSN 2925-00-839-6815
NSN 5950-01-217-2592
NSN 6320-01-309-9595
NSN 5925-00-867-9928
NSN 5895-01-576-7415
NSN 5920-01-605-0214
NSN 5945-01-073-4622
NSN 6650-00-101-0559
NSN 5835-00-238-1516
NSN 5950-01-036-5216
NSN 5960-01-140-4253