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 5975-01-165-5970
NSN 6620-01-054-9346
NSN 5965-01-213-7256
NSN 5855-00-832-9341
NSN 5945-01-634-0588
NSN 5925-01-557-6895
NSN 5960-01-310-3863
NSN 5905-00-179-4602
NSN 2925-01-543-5571
NSN 5965-01-142-1807
NSN 6110-00-153-0936
NSN 6135-00-377-9165