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 5950-00-983-0807
NSN 5975-01-332-8815
NSN 5999-01-023-1633
NSN 6135-01-215-1245
NSN 5920-01-386-4195
NSN 6240-01-200-7937
NSN 5950-01-425-2163
NSN 5945-01-422-2529
NSN 6645-00-736-0476
NSN 5990-00-946-8587
NSN 5895-01-433-0290
NSN 5985-00-103-7019