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 5965-00-999-4334
NSN 6645-01-281-7254
NSN 5910-01-417-6583
NSN 7035-01-330-6768
NSN 5905-01-100-1144
NSN 5990-01-425-2175
NSN 6220-00-860-5292
NSN 6135-00-932-3136
NSN 5990-00-212-4316
NSN 5950-01-207-6952
NSN 5935-00-141-2506
NSN 5920-01-581-4622