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 5998-01-415-6701
NSN 5999-01-610-3061
NSN 5855-01-542-9059
NSN 6135-01-498-7945
NSN 6105-01-164-6641
NSN 5990-00-170-9553
NSN 6645-00-108-6479
NSN 6685-01-391-7560
NSN 4140-01-483-0922
NSN 5998-00-985-4372
NSN 5930-01-411-6053
NSN 5835-01-431-6877