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 5998-01-132-6467
NSN 6220-01-232-9947
NSN 6130-00-500-7217
NSN 6645-01-176-6866
NSN 2925-01-448-2880
NSN 5990-01-627-8097
NSN 2925-01-513-2073
NSN 6645-01-514-3353
NSN 6320-01-123-6814
NSN 4140-01-005-0154
NSN 6130-00-683-1011
NSN 6610-01-200-3596