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 6240-01-123-8822
NSN 5915-01-362-7802
NSN 6240-00-617-9599
NSN 6685-00-951-3498
NSN 6150-00-596-9882
NSN 5985-01-255-0789
NSN 6220-00-850-0365
NSN 5895-01-426-0982
NSN 5985-01-468-7421
NSN 5985-01-170-4076
NSN 6105-00-450-7657
NSN 6220-01-251-8270