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 5950-00-294-9554
NSN 6130-00-669-6659
NSN 5935-01-578-0224
NSN 5985-00-232-8105
NSN 6145-00-526-3056
NSN 5925-01-448-6384
NSN 6645-01-490-0325
NSN 5998-01-206-2058
NSN 5975-00-775-5267
NSN 5925-01-317-4995
NSN 6650-01-220-2944
NSN 5945-01-181-4592