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 5950-01-403-2852
NSN 5855-01-391-7472
NSN 6645-01-497-6543
NSN 5999-01-534-7945
NSN 6145-01-281-5866
NSN 6240-01-154-3172
NSN 5965-01-326-0606
NSN 6650-01-228-5094
NSN 6620-01-548-7441
NSN 5925-00-617-9927
NSN 2925-01-394-5650
NSN 5950-01-415-6001