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 5998-01-576-9769
NSN 6645-01-436-7381
NSN 6650-00-922-7075
NSN 6150-01-311-7492
NSN 5985-01-013-9044
NSN 6645-01-143-7838
NSN 5925-01-437-5190
NSN 5930-01-648-1539
NSN 5905-00-528-8078
NSN 6130-00-809-5267
NSN 6645-00-825-2448
NSN 6610-00-777-7494