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 6240-00-580-0666
NSN 5855-01-218-3735
NSN 5905-01-564-6638
NSN 5945-00-918-4268
NSN 5910-00-679-9556
NSN 5945-00-730-4838
NSN 5965-01-258-8735
NSN 5925-01-422-0431
NSN 5925-01-144-3137
NSN 5998-01-527-2971
NSN 5965-00-973-9974
NSN 5999-01-140-2968