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 5999-01-295-8553
NSN 5895-00-243-5984
NSN 5985-00-541-7714
NSN 6610-00-317-5860
NSN 6145-01-650-5713
NSN 5935-01-111-7209
NSN 6240-00-227-0135
NSN 6620-00-816-9755
NSN 5996-00-058-1190
NSN 5930-01-033-0326
NSN 6620-01-395-5214
NSN 6620-00-001-1398