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 6145-01-425-8644
NSN 4140-00-144-6833
NSN 6650-01-097-6814
NSN 5975-01-547-9656
NSN 5945-01-254-6629
NSN 4140-00-905-8331
NSN 6130-01-633-7442
NSN 5835-01-123-8305
NSN 6320-00-790-4844
NSN 6145-00-900-6157
NSN 5950-01-059-3521
NSN 5950-00-918-2972