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 5960-00-842-2180
NSN 5910-01-283-3041
NSN 5960-01-010-3083
NSN 6145-01-053-0300
NSN 5835-01-122-9657
NSN 5998-01-630-6405
NSN 5999-01-212-2869
NSN 5975-01-281-7270
NSN 5855-00-494-9581
NSN 5950-01-053-8434
NSN 5930-00-593-3907
NSN 5835-01-652-4959