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 5998-00-989-9123
NSN 5996-01-438-0323
NSN 4140-00-782-1169
NSN 6645-00-983-2046
NSN 5855-01-149-4110
NSN 5950-00-341-5259
NSN 5895-00-516-9357
NSN 6240-01-288-7228
NSN 6620-00-151-5363
NSN 6220-01-532-6880
NSN 6610-01-126-5616
NSN 5985-01-376-4358