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 6145-00-520-1714
NSN 6650-01-633-9147
NSN 2925-00-394-2332
NSN 2925-00-246-3077
NSN 6135-00-269-5843
NSN 6220-00-769-3514
NSN 6610-00-879-2788
NSN 6135-01-444-6824
NSN 5985-01-111-6409
NSN 7035-01-658-9666
NSN 5960-01-383-6262
NSN 5925-00-687-1625