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 5990-01-043-7100
NSN 6130-01-320-2179
NSN 5960-01-493-3948
NSN 6220-01-260-2403
NSN 6145-00-082-1906
NSN 5895-00-015-1485
NSN 5996-01-163-1768
NSN 5895-00-234-6319
NSN 5965-00-455-7581
NSN 5930-01-302-2651
NSN 6105-00-467-5283
NSN 6105-00-677-9803