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 2925-00-912-3993
NSN 5965-00-862-3295
NSN 6610-01-323-9426
NSN 6220-00-205-2040
NSN 2925-01-574-7119
NSN 6145-01-260-0853
NSN 6320-00-731-6134
NSN 5930-01-529-8186
NSN 5990-01-065-0492
NSN 6620-01-483-1138
NSN 5915-01-276-6890
NSN 5910-01-328-5925