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 6620-01-348-8256
NSN 6135-00-553-7995
NSN 5965-00-812-9158
NSN 6645-01-507-6361
NSN 5998-01-520-9427
NSN 6320-01-173-7950
NSN 5960-00-148-4493
NSN 6220-00-113-3166
NSN 5999-01-457-6589
NSN 5960-01-089-1368
NSN 5920-01-211-5557
NSN 2925-01-053-0886