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 5990-01-361-6424
NSN 6105-01-510-1828
NSN 5985-01-580-5440
NSN 6650-01-466-2069
NSN 5975-00-135-5019
NSN 6650-00-804-2039
NSN 5999-00-289-1472
NSN 6220-01-487-7079
NSN 6145-01-411-7179
NSN 5925-01-509-0571
NSN 6145-01-432-2679
NSN 5925-00-186-8669