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 6145-00-390-9917
NSN 4140-00-269-5795
NSN 4140-01-297-1724
NSN 5985-01-460-0236
NSN 5960-01-513-3230
NSN 6150-01-293-8493
NSN 6620-01-279-7115
NSN 5998-00-862-5511
NSN 6645-01-138-3855
NSN 6320-00-160-0899
NSN 5960-00-204-7506
NSN 5930-00-612-1632