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 6240-00-557-7471
NSN 5990-01-378-7349
NSN 5910-01-128-5342
NSN 6220-00-003-0830
NSN 5985-00-840-7104
NSN 6650-00-244-5648
NSN 5925-00-222-6199
NSN 5975-01-467-8449
NSN 6220-01-044-3378
NSN 5915-01-536-5189
NSN 6610-01-335-2543
NSN 6650-01-414-3333