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 6150-01-196-6055
NSN 5925-01-259-6365
NSN 6220-01-265-8650
NSN 6150-00-035-4573
NSN 5960-01-347-6791
NSN 6645-01-619-4813
NSN 6110-00-553-1853
NSN 6610-01-400-3880
NSN 5965-01-213-3989
NSN 5996-01-250-7374
NSN 5910-00-156-0993
NSN 5985-01-181-5609