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 4140-01-634-0330
NSN 5855-01-527-0392
NSN 6620-01-542-5569
NSN 6150-01-230-7630
NSN 6685-00-627-6102
NSN 5915-01-410-9188
NSN 5910-01-175-0231
NSN 5930-01-019-0857
NSN 5895-01-011-3801
NSN 6320-01-421-7826
NSN 5950-00-430-5671
NSN 5950-00-529-0264