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 5975-00-126-0415
NSN 6150-01-577-2814
NSN 6320-01-397-9954
NSN 5950-01-610-5139
NSN 6650-00-116-3432
NSN 6150-01-099-9619
NSN 5945-00-991-3505
NSN 5835-01-245-8077
NSN 6130-01-313-6502
NSN 5925-01-167-8144
NSN 5925-01-052-1207
NSN 6685-01-584-1749