Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5910-01-566-8356
NSN 5910-01-474-5479
NSN 5965-01-367-9357
NSN 6135-00-027-3914
NSN 6105-01-024-6541
NSN 6645-01-384-7791
NSN 6145-01-023-1526
NSN 5999-00-278-5563
NSN 5960-01-371-5494
NSN 6650-01-394-6124
NSN 5996-00-805-0142
NSN 5905-01-193-8654