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 5920-01-659-5826
NSN 5895-00-218-6515
NSN 5996-01-115-8509
NSN 5915-01-520-8100
NSN 5910-01-050-6548
NSN 5915-01-411-3544
NSN 7035-00-064-7008
NSN 6240-00-877-3405
NSN 6110-00-935-5351
NSN 5998-01-451-1259
NSN 5975-01-059-2705
NSN 6685-01-143-0199