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 6650-01-399-8552
NSN 5990-01-345-1468
NSN 6110-01-469-5921
NSN 5915-00-735-7986
NSN 5930-00-631-9550
NSN 5950-01-046-4675
NSN 6320-00-222-1468
NSN 6110-01-093-8263
NSN 5985-01-423-9447
NSN 2925-01-327-3069
NSN 5855-00-256-5562
NSN 6135-01-272-6039