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 5985-01-551-3301
NSN 5985-00-499-3634
NSN 6645-01-486-7029
NSN 5975-01-518-2865
NSN 6320-00-905-0543
NSN 6645-00-754-4108
NSN 6150-00-807-5221
NSN 5985-00-082-3827
NSN 6320-00-575-6072
NSN 6240-01-394-2571
NSN 5975-01-148-6444
NSN 5960-00-845-8407