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 7035-01-485-9723
NSN 5925-00-584-7189
NSN 5925-01-227-5536
NSN 2925-00-549-6759
NSN 6105-00-179-9863
NSN 5835-01-595-4099
NSN 6650-01-399-8552
NSN 6130-01-571-0572
NSN 5895-01-205-0014
NSN 6105-00-723-3413
NSN 6685-01-217-8420
NSN 5935-01-437-5052