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 6645-00-959-6502
NSN 2925-00-816-8765
NSN 5835-01-248-4320
NSN 6135-00-299-6918
NSN 5960-01-284-9209
NSN 5945-00-542-3569
NSN 5960-01-094-9540
NSN 5990-01-003-4209
NSN 5950-01-197-9145
NSN 5975-00-955-0131
NSN 5998-00-434-6554
NSN 2925-01-415-0264