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 5925-01-634-0664
NSN 5985-01-230-2977
NSN 5905-01-353-0284
NSN 5985-01-145-1470
NSN 6135-01-056-4609
NSN 5950-01-278-8205
NSN 5996-01-267-2791
NSN 5960-00-170-6916
NSN 7035-01-083-0282
NSN 2925-01-441-8958
NSN 5945-01-183-6335
NSN 5855-01-216-7633