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 6620-01-564-0571
NSN 5915-01-190-9476
NSN 5975-00-011-3714
NSN 5920-01-522-0940
NSN 6610-01-255-4544
NSN 5975-01-055-9756
NSN 6620-00-836-0399
NSN 5950-00-820-0957
NSN 5915-01-251-0032
NSN 5855-01-490-2749
NSN 5990-01-620-8768
NSN 6645-01-358-4907