4720-01-152-2779 (852A5024A0000)
4720-01-152-2779 is equivalent to manufacture part number 4221. It is a hydraulic hose assembly tester and is classified under Federal Supply Class 4720 (4720 - Hose and Flexible Tubing), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4720 - Hose and Flexible Tubing and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.