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4–15 MOTOR SPECIFICATIONS: Rated Voltage – 12V Rated Torque – 0.59 N • mm Rated Speed – 3500 rpm Rated Current – £ 60 mA No Load Speed – 4700 rpm No Load Current – £ 30 mA Rated Output – 0.21W Operating Temp. –  -10°C to +60°C The projections shown are per ISO convention. D33S57M20K0005 D33S57M20K0010 D33S57M20K0015 D33S57M20K0020 D33S57M20K0025 D33S57M20K0030 D33S57M20K0040 D33S57M20K0045 D33S57M20K0050 D33S57M20K0060 D33S57M20K0075 D33S57M20K0100 D33S57M20K0120 D33S57M20K0150 Rated Torque N • mm (oz. in.) Ratio to 1 Catalog Number 5 10 15 20 25 30 40 45 50 60 75 100 120 150 940 470 313 235 188 157 117 104 94 78 63 47 39 31 716 359 237 178 142 123 98 82 74 61 49 36 30 26 Speed   rpm No Load Rated   4.4 (0.6)   7.4 (1.1)   9.8 (1.4)   9.8 (1.4) 19.6 (2.8) 29.4 (4.2) MATERIAL: Housing – Aluminum Shafts – Steel Gears – Steel Bearings – Bronze For replacement gearheads, see A  2G10M....Series. See D33S20ME20...Series for the same gearmotor with no flat on output shaft. D.C. Gearmotors - Size 20 NEW Ø20 Continued on the next page FLAT ON SHAFT 12 VOLTS 20 mm DIAMETER Ø14.7 ±0.2 M2, 4 DEEP MAX., 4 HOLES @90° Ø18.4 +0.005 Ø3 -0.015 Ø20 2.4 3.5 3.1 (59.7) 21 0.8 7 28.6 +0.05 -0.25 Ø2.5 ±0.15 5 4000 3000 I (mA) N (rpm) T (N • mm) 0.5          1           1.5          2          2.5 MOTOR CHARACTERISTICS 1000 2000 100 90 30 60 5000 150 100 0 Eff % 0