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 6145-01-499-5031
NSN 6150-00-618-2749
NSN 5960-01-123-8775
NSN 5950-00-644-0164
NSN 6135-00-448-5642
NSN 5920-00-398-0766
NSN 6320-00-701-0437
NSN 5998-01-529-8261
NSN 6645-01-578-6815
NSN 5915-00-644-5735
NSN 5950-01-195-8451
NSN 7035-01-398-9581