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 5999-00-521-8241
NSN 2925-00-467-7150
NSN 5910-00-852-9505
NSN 5905-01-360-5052
NSN 7035-01-144-6408
NSN 6320-01-296-3181
NSN 6145-01-111-9553
NSN 5925-01-066-4452
NSN 5999-01-413-5828
NSN 5985-01-645-5124
NSN 5930-00-464-0677
NSN 6135-00-170-8819