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 5975-01-257-5706
NSN 5930-01-547-8975
NSN 5975-00-397-3713
NSN 5999-01-283-4168
NSN 5855-00-433-2377
NSN 5985-00-646-3689
NSN 7035-01-398-3494
NSN 5996-01-099-1188
NSN 5905-00-200-1402
NSN 6240-00-734-3276
NSN 5835-01-632-6627
NSN 5985-01-062-0675