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 6320-01-643-0850
NSN 6685-01-658-5057
NSN 5996-00-057-2849
NSN 6150-00-520-3614
NSN 7035-01-158-7673
NSN 5999-01-415-5090
NSN 5935-01-374-1840
NSN 6135-00-182-7008
NSN 5855-01-385-8846
NSN 6620-01-587-9533
NSN 6135-01-067-8331
NSN 5930-01-498-3210