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 7035-00-371-7749
NSN 5930-01-142-0403
NSN 5965-01-443-5490
NSN 6220-01-025-1373
NSN 5915-01-415-3100
NSN 5895-01-476-7820
NSN 5965-01-152-7606
NSN 5998-01-266-5953
NSN 6620-00-819-5046
NSN 5935-01-606-5664
NSN 6650-00-193-7358
NSN 5895-00-140-3308