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 5975-01-118-5248
NSN 6320-01-489-6044
NSN 6130-00-682-3350
NSN 5895-00-163-3038
NSN 5920-01-435-0555
NSN 5935-00-078-9346
NSN 5905-00-079-7824
NSN 5965-00-504-6753
NSN 6685-01-512-2014
NSN 6685-01-151-3991
NSN 5950-01-527-4948
NSN 6645-00-930-9356