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 6135-01-434-6308
NSN 5920-00-203-5938
NSN 5960-00-161-3728
NSN 5950-01-463-7780
NSN 5960-01-104-3426
NSN 5910-00-484-4577
NSN 5985-01-504-9353
NSN 6105-01-649-9136
NSN 5935-01-469-6380
NSN 6320-01-219-5174
NSN 5950-01-046-9782
NSN 6145-00-981-9528