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 5985-01-406-0772
NSN 5975-00-399-6100
NSN 5915-01-576-9410
NSN 6685-01-620-9893
NSN 6320-01-578-6006
NSN 6220-00-764-0404
NSN 5835-00-554-0399
NSN 5990-00-686-5868
NSN 5925-01-316-1714
NSN 5975-00-064-5565
NSN 5996-01-257-9027
NSN 5855-01-133-3587