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 4140-01-442-1670
NSN 6650-01-649-9639
NSN 4140-00-266-9132
NSN 4140-00-758-0311
NSN 6105-01-557-4372
NSN 6620-01-650-2444
NSN 5945-01-317-0731
NSN 5905-01-391-4983
NSN 5985-01-411-9618
NSN 6145-01-292-5441
NSN 5975-01-598-4257
NSN 5905-00-788-0373