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 6240-01-539-1989
NSN 6650-01-088-5199
NSN 6320-01-506-9439
NSN 5905-01-067-2409
NSN 5905-01-508-9022
NSN 5905-01-130-5301
NSN 5930-01-481-3071
NSN 5905-01-080-9145
NSN 5855-00-198-3197
NSN 5999-00-964-8968
NSN 5950-00-888-1217
NSN 6240-01-217-0432