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 5990-01-137-8722
NSN 5950-01-234-2203
NSN 6320-00-480-7922
NSN 5930-01-127-3476
NSN 5996-01-243-4072
NSN 5910-00-703-2390
NSN 5945-01-476-8873
NSN 5965-01-472-3664
NSN 5925-01-005-4983
NSN 5996-01-371-9431
NSN 6620-01-535-0070
NSN 5996-00-151-4462