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 6220-01-596-3176
NSN 5925-01-395-0408
NSN 7035-01-537-9439
NSN 5910-01-068-3381
NSN 5975-01-564-0039
NSN 6320-01-054-3046
NSN 6145-01-302-8157
NSN 6610-01-383-4458
NSN 5910-01-087-9229
NSN 6650-00-191-9000
NSN 6130-00-767-4153
NSN 5985-00-269-5388