42 mm Planetary Gear Box
for Size  16 & 17 Stepping Motors  

Gear Box Specifications ( backlash 1 @ no load):

Gear Ratio		3	4	5	9	12	15	16	20	25	27	36	45	48	60	64	80	75	100	125
Stage	#	1			2						3
Eff.	%	85			72						61
Rated Load	Oz-in	277			554						624
	Kg.cm	20			40						45
Max. Load	Oz-in	831			1662						1872
	Kg.cm	60			120						135
Length	mm	33			42						52

 Gear Motor Specifications:

Rated	Items \Gear Ratio	3	4	5	9	12	15	16	20	25	36	45	60	100
1.8	Step Angle ( º )	0.6	0.45	0.36	0.2	0.15	0.12	0.11	0.09	0.07	0.05	0.04	0.03	0.018
0.9	Step Angle ( º )	0.3	0.23	0.18	0.1	0.08	0.06	0.06	0.05	0.04	0.03	0.02	0.02	0.009
16	Holding torque (oz-in)	41	54	68	104	138	173	184	230	288	351	439	586	624
22	Holding torque (oz-in)	56	75	94	143	190	238	253	317	396	483	604	624	624
30	Holding torque (oz-in)	77	102	128	194	259	624	346	432	540	624	624	624	624
36	Holding torque (oz-in)	92	122	153	233	311	389	415	518	554	624	624	624	624
44	Holding torque (oz-in)	112	150	187	285	380	475	507	554	554	624	624	624	624
50	Holding torque (oz-in)	128	170	213	324	432	540	554	554	554	624	624	624	624
62	Holding torque (oz-in)	158	211	264	402	536	554	554	554	554	624	624	624	624

Dimensions:

Gearbox Options:

• Output Shaft: Different Lengths & Flats
• Mounting Hole: Different Tapping Holes