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 6620-01-651-5425
NSN 5910-01-355-2149
NSN 5910-01-415-3108
NSN 6685-00-859-5958
NSN 6135-01-056-4609
NSN 5905-01-634-0595
NSN 5985-01-440-2813
NSN 5950-01-093-9071
NSN 5835-01-654-1251
NSN 5855-01-435-2772
NSN 6145-00-988-1429
NSN 5920-01-453-7523