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 5910-00-966-7700
NSN 6685-00-437-8347
NSN 4140-01-374-8004
NSN 6145-01-595-1828
NSN 5930-00-850-9807
NSN 5960-00-121-9926
NSN 5930-01-150-1785
NSN 5835-01-641-0073
NSN 5920-01-212-1536
NSN 2925-01-231-6312
NSN 5998-01-415-5525
NSN 5835-01-326-6104