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 6620-01-576-7723
NSN 6130-01-311-6446
NSN 4140-01-168-3447
NSN 6220-01-306-2428
NSN 6150-01-084-9390
NSN 6130-00-774-9321
NSN 5975-00-283-6686
NSN 5905-00-707-5032
NSN 5975-01-483-9078
NSN 4140-01-495-0865
NSN 6105-01-056-5258
NSN 5895-00-665-0054