Item must comply with requirements of defense supply center columbus production standard no. Lo1156
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 5996-01-577-9696
NSN 6320-01-648-5538
NSN 6105-01-249-1481
NSN 4140-01-389-2170
NSN 6610-01-278-9704
NSN 5996-01-604-6598
NSN 5895-00-939-7479
NSN 7035-00-500-7839
NSN 6130-01-534-3801
NSN 6685-01-126-4967
NSN 6105-00-071-8174
NSN 5920-01-633-7286