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 6220-01-168-4075
NSN 6240-00-758-6392
NSN 5960-01-383-6262
NSN 6240-00-248-6517
NSN 6320-00-831-2227
NSN 6645-01-622-6161
NSN 5945-01-153-7499
NSN 6135-01-098-3020
NSN 6610-01-123-2276
NSN 5920-01-218-6191
NSN 6645-00-067-7070
NSN 5925-01-167-0812