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 6105-00-936-2130
NSN 6105-00-678-3355
NSN 6685-00-624-2407
NSN 5998-01-097-2497
NSN 5960-00-821-5031
NSN 5915-00-420-8370
NSN 5996-00-905-6610
NSN 5835-01-100-3265
NSN 6145-01-459-8150
NSN 5975-01-400-0627
NSN 5990-00-772-9277
NSN 5925-01-470-6037