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 5998-01-620-3041
NSN 6620-00-770-9794
NSN 6105-01-185-5050
NSN 7035-01-229-8517
NSN 5835-00-128-8762
NSN 6685-00-584-7375
NSN 5835-01-424-0054
NSN 5985-01-540-8885
NSN 5925-01-606-5176
NSN 5999-00-763-5601
NSN 6620-01-116-3983
NSN 5920-01-548-3737