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 5985-00-419-5371
NSN 5960-01-165-1956
NSN 6320-01-501-7935
NSN 5960-00-471-6286
NSN 5998-01-576-7841
NSN 6145-00-768-8976
NSN 6145-01-514-7305
NSN 5975-00-212-7754
NSN 5975-01-268-3107
NSN 4140-00-893-2754
NSN 5945-00-584-2046
NSN 7035-01-338-2994