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 5920-01-620-8490
NSN 6650-01-420-6572
NSN 6135-01-236-8603
NSN 6220-01-386-0859
NSN 7035-01-391-7470
NSN 6110-01-114-7896
NSN 4140-01-371-6824
NSN 5998-01-571-3293
NSN 5960-00-170-4596
NSN 7035-01-377-0760
NSN 6145-00-112-9476
NSN 6610-01-173-0465