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 5920-01-633-8495
NSN 5935-01-625-9852
NSN 5935-01-141-6820
NSN 5985-01-083-8008
NSN 6110-01-045-8324
NSN 6650-01-399-5430
NSN 5895-01-361-9003
NSN 6145-00-444-6770
NSN 6685-01-113-6897
NSN 5996-01-202-9338
NSN 5996-01-514-7341
NSN 7035-00-631-3782