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 5855-01-538-8616
NSN 5990-00-978-4936
NSN 5935-01-109-4162
NSN 5920-01-432-2229
NSN 6650-01-029-5414
NSN 5985-00-375-1837
NSN 5945-00-542-1281
NSN 6320-01-294-7161
NSN 6620-00-155-2608
NSN 6645-01-526-8782
NSN 5960-01-087-2376
NSN 6240-01-541-2503