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 6685-01-288-3330
NSN 6150-01-386-5158
NSN 6145-01-145-7005
NSN 7035-00-870-0290
NSN 5945-00-362-7192
NSN 5930-00-817-4494
NSN 5945-01-533-2689
NSN 2925-00-265-7539
NSN 5990-01-073-2275
NSN 2925-01-257-6225
NSN 6145-01-116-8137
NSN 5935-01-214-2403