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 5945-01-227-5647
NSN 6105-01-027-3759
NSN 6150-00-394-4934
NSN 6320-01-512-2031
NSN 5930-00-188-2175
NSN 5920-00-806-5613
NSN 5975-00-125-6683
NSN 4140-01-211-9484
NSN 6610-00-492-9872
NSN 6145-01-222-9208
NSN 6130-01-089-9646
NSN 5985-01-553-3281