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 5930-00-245-4694
NSN 6685-01-243-5833
NSN 5985-00-411-5201
NSN 7035-00-849-5526
NSN 5965-01-252-8701
NSN 6220-01-480-7877
NSN 5996-01-479-6106
NSN 6110-01-038-1454
NSN 5925-01-472-1213
NSN 2925-00-989-0523
NSN 7035-01-344-7836
NSN 6650-01-536-3977