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 5895-01-414-1573
NSN 5905-01-654-1808
NSN 5925-01-433-2535
NSN 6320-01-495-1244
NSN 6105-01-501-0919
NSN 5935-01-110-7997
NSN 5915-01-512-0754
NSN 6110-00-439-4088
NSN 6645-00-497-3495
NSN 5985-01-129-5991
NSN 5855-01-231-4945
NSN 5920-00-520-6169