Box "a", 7 feet length
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 6110-00-225-9021
NSN 5960-01-528-1147
NSN 5998-00-259-7637
NSN 5910-01-058-0229
NSN 5910-01-207-5119
NSN 4140-00-740-2153
NSN 6130-00-583-3693
NSN 6135-00-904-6780
NSN 5915-00-027-7665
NSN 5999-00-659-8303
NSN 5975-00-099-9312
NSN 5999-01-285-4706