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 5990-00-140-4559
NSN 5925-00-487-6532
NSN 6610-01-503-5656
NSN 6650-01-640-9370
NSN 6150-01-426-8986
NSN 6150-00-986-3427
NSN 6645-01-476-9712
NSN 5920-01-142-3984
NSN 5935-00-100-6038
NSN 5999-01-641-3091
NSN 6685-01-389-1472
NSN 5895-00-447-0550