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 6620-01-048-4145
NSN 6620-01-087-4361
NSN 6135-01-167-7604
NSN 5935-01-652-3634
NSN 6145-00-978-8056
NSN 5975-01-500-8183
NSN 5996-01-276-2763
NSN 5999-01-237-7194
NSN 7035-01-574-8187
NSN 6110-01-377-6557
NSN 6685-01-222-0141
NSN 5925-01-596-2796