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 5855-00-293-4708
NSN 6620-00-671-4539
NSN 5996-01-582-7083
NSN 5945-00-274-3050
NSN 6685-00-797-7543
NSN 6220-01-634-0660
NSN 5910-01-625-8216
NSN 5975-00-959-6187
NSN 5920-01-029-1635
NSN 6650-00-530-4277
NSN 5925-01-487-6456
NSN 2925-00-066-9700