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 6320-00-701-0437
NSN 5975-01-232-6636
NSN 5895-01-511-3188
NSN 6130-00-137-2788
NSN 5905-00-418-2216
NSN 6610-01-374-0569
NSN 5895-01-239-0043
NSN 5910-01-450-9289
NSN 6620-00-081-7899
NSN 4140-00-007-9639
NSN 6145-01-464-4363
NSN 6130-00-865-6558