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 6145-01-634-0388
NSN 4140-01-323-4279
NSN 5895-01-494-8922
NSN 5925-01-537-4627
NSN 5950-01-308-0640
NSN 7035-01-271-1643
NSN 5975-01-634-0678
NSN 5895-00-447-8416
NSN 5996-00-707-6228
NSN 5990-01-061-5618
NSN 6610-01-535-0310
NSN 6150-00-857-2349