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 6645-01-435-5322
NSN 5915-01-093-6414
NSN 5920-00-401-7951
NSN 6130-01-365-5730
NSN 5910-01-214-9251
NSN 5920-01-367-9281
NSN 7035-01-270-0325
NSN 6620-01-535-6925
NSN 4140-01-121-6058
NSN 6135-01-413-4747
NSN 6110-01-245-8995
NSN 6110-01-422-3433