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 4140-01-114-7417
NSN 6145-01-412-0498
NSN 5935-00-204-9909
NSN 6135-01-090-5365
NSN 5985-01-447-3043
NSN 6135-00-175-7132
NSN 6240-01-378-4417
NSN 6645-01-570-3215
NSN 6110-01-647-2780
NSN 5996-01-258-8873
NSN 6610-01-439-2651
NSN 5855-01-513-1859