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 5910-01-554-1178
NSN 5930-01-499-4169
NSN 6650-00-754-2276
NSN 6610-00-339-1254
NSN 5990-01-322-9781
NSN 5985-00-318-7879
NSN 6645-01-196-6277
NSN 6240-00-275-1950
NSN 5920-01-198-6625
NSN 5920-01-432-1328
NSN 6610-01-596-9883
NSN 6685-00-788-7599