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 5990-01-263-0362
NSN 5975-01-191-5226
NSN 4140-01-547-9666
NSN 5975-00-916-5940
NSN 5998-00-814-8394
NSN 6610-01-137-5959
NSN 6320-00-841-2279
NSN 5960-00-249-9623
NSN 6685-01-481-7898
NSN 5925-00-224-6193
NSN 5996-01-112-7385
NSN 5965-01-500-7168