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 6650-01-444-1212
NSN 5895-01-463-1846
NSN 5855-01-031-4729
NSN 5935-00-242-0610
NSN 2925-01-190-9352
NSN 6645-00-300-0401
NSN 6135-01-175-4589
NSN 6150-00-948-7170
NSN 5915-00-565-2686
NSN 5925-00-165-0371
NSN 5975-01-542-3871
NSN 5985-01-155-7187