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 6320-00-468-8421
NSN 5910-00-798-1535
NSN 6145-01-578-0526
NSN 5975-01-200-7710
NSN 5999-01-531-8748
NSN 6145-01-369-4001
NSN 5920-01-600-5710
NSN 5998-00-202-0071
NSN 5945-00-208-5763
NSN 6110-00-451-3779
NSN 6145-01-329-9634
NSN 5920-00-869-6403