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 6610-00-931-3655
NSN 6220-01-221-2705
NSN 5945-01-630-8577
NSN 4140-00-775-6836
NSN 5965-01-158-4187
NSN 5996-01-088-8715
NSN 5998-01-378-1922
NSN 2925-00-862-8550
NSN 6220-01-053-5917
NSN 6645-00-847-3727
NSN 6685-00-892-1712
NSN 7035-01-382-4413