Eaton 101-1039-009 Hydraulic Gerotor Motor

The Eaton 101-1039-009 is a low-speed high-torque (LSHT) gerotor motor from the Char-Lynn H Series product line. It features a spool valve design with a displacement of 17.9 cubic inches per revolution (295 cc/rev). The motor utilizes a two-bolt mounting flange with a 3.25-inch pilot diameter and a 1-inch straight output shaft with a woodruff key. Hydraulic ports are SAE 7/8-14 UNF-2B (Size 10) O-ring boss configuration. Continuous pressure rating is 2000 psi (138 bar) with intermittent pressure up to 2500 psi (172 bar). Maximum continuous torque output is 351 Nm (3100 in-lb) at a maximum continuous speed of 400 rpm. The motor is bidirectional and compatible with standard anti-wear hydraulic fluids. Typical applications include augers, winches, conveyors, and direct-drive wheel or track drives in agricultural, construction, and industrial machinery. Cross-reference interchange includes Danfoss part numbers 151-2008 and 151-3408, as well as White RE/DH, Parker/Ross MB/TF, and Dynamic BMS series equivalents. The model code MH0179AA01AA0000000000000AA00J defines the specific configuration. Seal kits are available separately for maintenance.