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 6645-01-139-0156
NSN 5950-01-004-9326
NSN 5920-01-068-6768
NSN 4140-01-218-4999
NSN 5965-00-261-8086
NSN 6105-01-152-2800
NSN 5925-01-391-7718
NSN 5925-00-145-5512
NSN 4140-01-210-7062
NSN 6110-00-404-9352
NSN 5999-01-021-8112
NSN 5935-00-598-1235