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 6610-00-468-1958
NSN 5910-01-394-9501
NSN 7035-01-285-7413
NSN 5985-01-615-5010
NSN 5835-01-010-6778
NSN 5996-00-872-4259
NSN 4140-01-125-5187
NSN 5996-00-471-0540
NSN 6145-01-423-4734
NSN 5975-01-425-2779
NSN 6685-00-809-1393
NSN 6240-01-101-4413