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 5990-00-840-6571
NSN 5999-01-389-4138
NSN 6145-01-035-9813
NSN 5835-01-005-1538
NSN 6105-01-141-1301
NSN 5925-01-109-8935
NSN 5950-01-516-3258
NSN 5855-01-042-7990
NSN 6150-01-388-9699
NSN 6320-01-029-4220
NSN 5975-00-900-4013
NSN 5925-00-198-3689