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 4140-01-488-5980
NSN 6645-01-406-0688
NSN 6110-00-004-8883
NSN 5965-00-581-9978
NSN 5915-00-833-9025
NSN 6105-00-719-9943
NSN 5950-00-780-9741
NSN 5930-01-309-3929
NSN 6130-01-629-4253
NSN 5915-00-119-2211
NSN 5910-01-156-7088
NSN 5925-01-211-6660