Lin Engineering Model 4118L-25P-07R0 NEMA17 bipolar (4-wire) stepper. Spec: 0.63A, 68.76 oz-in holding torque. Measures approximately 1-9/16" square and 1-3/4" long. Shaft is approximately 5/32 x 5/8" long. These motors have a belt pulley with 1.4mm tooth thickness and 1.4mm tooth space and a mounting bracket. 4-wires 3" long to 4-pin molex type connector. Belt area width 7.40mm (.2915"), #teeth = 13, 15.5mm (.61") overall pulley diameter, teeth area diameter = 11.64mm (.458"). Motor base to end of pulley = 19.2mm (.756").
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