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 6645-01-648-2115
NSN 5975-01-649-8986
NSN 5996-01-281-7336
NSN 7035-01-435-7962
NSN 5920-01-239-8857
NSN 5950-01-263-9435
NSN 4140-00-142-2491
NSN 6320-01-575-6342
NSN 5855-01-371-1010
NSN 5920-01-473-7909
NSN 5950-01-369-6694
NSN 6150-01-391-7553