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 5920-01-386-1954
NSN 5895-01-634-0630
NSN 6240-01-224-7656
NSN 6135-01-465-7608
NSN 4140-01-412-7373
NSN 5960-00-230-5331
NSN 5920-01-367-4266
NSN 5975-01-440-1323
NSN 5925-01-196-5123
NSN 6645-01-026-6659
NSN 5960-00-938-3533
NSN 5998-01-246-1023