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 6110-01-306-8520
NSN 6240-01-463-8276
NSN 6130-01-508-4360
NSN 5996-01-188-7934
NSN 5998-01-090-5247
NSN 5935-00-525-6233
NSN 6145-00-104-6047
NSN 5915-01-086-9675
NSN 2925-01-257-6225
NSN 5835-01-074-7593
NSN 6320-01-006-6138
NSN 5985-01-281-5207