Fulling FL42STH38-1684A – NEMA 17 (42mm) 3.7 kg·cm 1.8° Hybrid Stepper Motor

The Fulling FL42STH38-1684A NEMA 17 Stepper Motor is a high-quality NEMA 17 hybrid stepper motor designed for precise motion control applications. With a compact 42mm frame and a standard 1.8° step angle, it delivers smooth, accurate movement and consistent torque output. NEMA 17 Stepper Motor is widely used in 3D printers, CNC machines, robotics, and automation systems where reliability and precision are essential. Built with durable materials and engineered for long-term performance, it ensures stable operation even under continuous use. Its standard NEMA 17 form factor allows easy replacement and integration into existing motion control setups. Features: Standard NEMA 17 (42mm) form factor Hybrid stepper motor design for smooth operation High holding torque for stable motion control Accurate 1.8° step angle for precise positioning Durable construction for long service life Low vibration and consistent performance Easy integration into existing systems Suitable for continuous operation Package Includes: 1 x Fulling FL42STH38-1684A – NEMA 17 (42mm) 3.7 kg·cm 1.8° Hybrid Stepper Motor

Specifications

Motor Type	Hybrid stepper motor
Shaft Diameter	5mm
Frame Size	NEMA 17 (42mm)
Step Angle	1.8° per step
Holding Torque	3.7 kg·cm
Mounting	Standard NEMA 17 mounting pattern
Item Type:	Stepper Motor
Model No. / Name:	FL42STH38 1684A
Shaft Diameter :	5 mm
Motor Shaft Type	Round
Holding Torque (kg-cm):	3.7
Winding Type	Hybrid
Radial play	0.02mm (Max.)@4N
Shaft Axial Play	0.08mm (Max.)@4N
Max. Radial force	28N (20mm from the flange)
Max. Axial force	10N
Ambient Temperature (°C)	-20 + 50
Rated Voltage (VDC):	2.8
No. of Phase	2
Length (mm):	42.3
Weight (g):	285
Dimensions (L x W x H) mm	170 x 130 x 130
Installation	Tool-Free, Easy Replacement
Shipping Weight	0.285 kg
Shipping Dimensions	6 × 6 × 5 cm