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 5975-01-123-3283
NSN 6135-01-486-1443
NSN 5935-00-579-0120
NSN 5975-01-645-7306
NSN 5975-00-364-6919
NSN 5996-00-081-3175
NSN 5990-01-483-7313
NSN 5950-01-633-0788
NSN 6685-01-429-6673
NSN 5985-01-054-2917
NSN 6320-01-388-1067
NSN 6645-00-551-8291