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 6320-01-172-6103
NSN 6135-01-604-8739
NSN 5996-00-987-5409
NSN 7035-01-411-6062
NSN 5950-01-392-1026
NSN 2925-01-412-9520
NSN 5935-00-221-9103
NSN 5920-01-340-4506
NSN 5990-01-321-2997
NSN 5945-00-107-0747
NSN 5975-01-334-7753
NSN 5960-01-453-6170