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 6150-01-252-8408
NSN 6645-01-177-1480
NSN 5975-01-464-2867
NSN 5960-01-505-2426
NSN 5915-01-651-4025
NSN 5910-01-301-5790
NSN 6610-00-200-8832
NSN 6645-00-025-4771
NSN 6130-01-307-7312
NSN 5925-00-442-1943
NSN 5965-00-787-3028
NSN 5960-01-604-1158