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 5895-00-720-4148
NSN 6110-01-641-7512
NSN 5960-00-039-8533
NSN 6130-00-809-5267
NSN 6240-00-633-1243
NSN 5960-00-920-5305
NSN 7035-01-123-8723
NSN 5925-00-525-4037
NSN 6620-01-224-9007
NSN 5950-01-054-3215
NSN 5895-01-414-3353
NSN 6650-01-458-7131