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 2925-01-370-6898
NSN 5905-00-109-4466
NSN 6610-01-182-9828
NSN 6240-00-215-8550
NSN 5985-00-198-7694
NSN 6110-00-353-0139
NSN 6135-01-141-4916
NSN 6145-01-464-7813
NSN 6220-00-179-9104
NSN 6220-01-057-3654
NSN 6135-01-328-0639
NSN 5985-01-497-7245