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 5999-01-632-0044
NSN 5910-00-488-4685
NSN 2925-00-139-8309
NSN 5975-01-561-3710
NSN 5855-01-299-8637
NSN 6650-01-159-9151
NSN 7035-01-297-9806
NSN 5910-01-069-0266
NSN 5950-00-628-9428
NSN 5905-01-139-5053
NSN 5945-00-598-6130
NSN 5925-00-275-7599