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 6135-00-635-9187
NSN 5930-00-903-0375
NSN 7035-01-610-9570
NSN 5905-00-013-1250
NSN 5999-01-551-3676
NSN 6610-01-406-6696
NSN 6650-01-463-1894
NSN 6220-01-205-7688
NSN 2925-01-525-8212
NSN 5975-00-471-8431
NSN 5930-01-506-7027
NSN 6240-01-371-3020