4710-00-224-1870 (423R666G01)
4710-00-224-1870 is equivalent to manufacture part number 423R666G01. It is a sink heat tube and is classified under Federal Supply Class 4710 (4710 - Pipe, Tube and Rigid Tubing), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4710 - Pipe, Tube and Rigid Tubing and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.