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 5835-01-104-5497
NSN 5925-01-054-2340
NSN 5965-00-431-2492
NSN 5915-00-871-6520
NSN 6220-01-391-7705
NSN 6130-01-509-9252
NSN 5925-01-601-2419
NSN 6645-01-558-6229
NSN 5975-01-088-9960
NSN 6110-01-452-6164
NSN 5935-00-359-9169
NSN 2925-01-505-1666