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 5925-00-271-8836
NSN 5905-01-307-9697
NSN 6320-01-064-0372
NSN 5960-00-504-7640
NSN 5950-01-065-0858
NSN 6645-01-270-3176
NSN 5975-00-272-2913
NSN 6145-01-511-0024
NSN 5985-01-418-3831
NSN 6645-00-392-8728
NSN 6150-01-085-5858
NSN 5960-01-541-9884