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 6645-01-143-0137
NSN 5985-00-163-9180
NSN 5895-00-182-7544
NSN 5910-00-434-9715
NSN 2925-01-336-1392
NSN 5855-00-987-1171
NSN 5975-01-147-4781
NSN 5999-01-280-9123
NSN 6135-01-116-3385
NSN 6130-01-409-1443
NSN 5835-01-412-0344
NSN 6620-01-310-2103