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 6150-01-031-6740
NSN 6610-01-146-0331
NSN 5998-00-167-8926
NSN 7035-00-179-3924
NSN 4140-00-412-2408
NSN 5910-01-293-3144
NSN 2925-00-486-8640
NSN 6145-00-891-3509
NSN 5920-00-246-5992
NSN 6650-01-326-3799
NSN 5925-00-262-6087
NSN 2925-01-384-4139