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 2925-01-463-8856
NSN 4140-01-235-1757
NSN 5990-00-064-4570
NSN 6150-01-484-7086
NSN 5985-00-962-1790
NSN 5920-01-250-2502
NSN 6320-01-305-5881
NSN 5975-00-545-3548
NSN 5999-01-032-8223
NSN 6645-00-276-7544
NSN 6240-01-281-6012
NSN 5985-00-811-6252