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 2925-01-442-4171
NSN 5975-01-307-0204
NSN 6650-01-557-1080
NSN 5905-00-176-2695
NSN 6135-00-334-4500
NSN 5905-01-162-0817
NSN 5905-01-565-5833
NSN 7035-01-158-8860
NSN 5998-01-056-4956
NSN 5920-00-466-3950
NSN 6610-00-411-7246
NSN 5999-00-758-8422