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 6645-01-484-9847
NSN 6610-01-477-6476
NSN 6240-01-009-0363
NSN 5925-01-368-6790
NSN 6150-01-644-1738
NSN 6685-01-411-6623
NSN 5835-00-021-5913
NSN 6620-00-425-7475
NSN 6130-01-524-0038
NSN 5950-00-217-2966
NSN 6130-00-885-8929
NSN 5855-00-361-0167