28BYJ-48 Stepper Motor

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Bounding box: 95.0 × 44.0 × 40.5 mm
Engine: Precision B-rep
Parameters: 25
Published: November 2, 2026

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step motor 28byj-48 5v dc

Parameters

Name	Value	Range
Housing OD	28 mm	20 – 40
Housing Height	19 mm	10 – 40
Housing Wall Thickness	1.5 mm	0.8 – 4
Front Flange OD	32 mm	25 – 50
Front Flange Thickness	1.5 mm	0.5 – 4
Ear Mounting Hole Diameter	4 mm	2 – 6
Ear Tab Width	8 mm	4 – 14
Ear Tab Length	7 mm	3 – 12
Gearbox OD	18 mm	10 – 28
Gearbox Height	8 mm	3 – 20
Output Shaft Diameter	5 mm	2 – 10
Output Shaft Length	10 mm	5 – 20
Shaft D-Flat Depth	0.5 mm	0.1 – 1.5
Stator OD	24 mm	16 – 30
Stator Height	15 mm	8 – 25
Stator Inner Diameter	9.5 mm	6 – 16
Coil Winding Height	12 mm	6 – 20
Rotor OD	8 mm	4 – 14
Rotor Height	12 mm	6 – 20
Connector Width	15 mm	8 – 25
Connector Height	7 mm	4 – 12
Connector Depth	5 mm	2 – 10
Wire Lead Length	60 mm	10 – 120
Wire Diameter	1.2 mm	0.5 – 2.5
Rear Cap Thickness	2 mm	0.5 – 5

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