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 5895-01-163-1235
NSN 5985-01-346-4236
NSN 5855-01-312-5160
NSN 2925-00-923-4397
NSN 5999-01-034-6311
NSN 5975-01-517-2271
NSN 6110-01-260-3993
NSN 5855-01-098-9038
NSN 6135-01-122-4448
NSN 5920-01-322-7553
NSN 5985-00-021-1675
NSN 5945-01-307-6260