6610-01-534-2147 (17B1U3003-505)
6610-01-534-2147 is equivalent to manufacture part number 0856PY4. It is a pitot-static tube and is classified under Federal Supply Class 6610 (6610 - Flight Instruments), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6610 - Flight Instruments and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.