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 6645-01-620-0044
NSN 5910-01-253-3412
NSN 5945-00-332-0390
NSN 6240-00-342-9756
NSN 5996-00-814-7376
NSN 5835-01-227-2318
NSN 7035-01-526-3196
NSN 6320-01-422-1212
NSN 5945-00-369-6000
NSN 6240-00-261-8430
NSN 6135-00-240-3200
NSN 6135-00-432-5567