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 5999-01-153-2661
NSN 5999-01-057-5817
NSN 5960-00-988-2576
NSN 6105-01-270-1494
NSN 6110-01-374-0785
NSN 6685-01-138-1672
NSN 5996-00-871-0626
NSN 5935-00-389-7160
NSN 5905-01-514-7467
NSN 6150-01-415-6485
NSN 6105-01-632-0567
NSN 5855-01-634-0259