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 5985-00-012-0286
NSN 4140-00-959-4255
NSN 5895-01-101-8921
NSN 6620-00-801-8885
NSN 6320-00-270-8222
NSN 5950-01-614-1683
NSN 5996-01-329-5451
NSN 5950-01-154-6821
NSN 5998-01-184-9002
NSN 6135-01-645-4653
NSN 5925-01-127-7608
NSN 6645-00-435-5610