NEMA 17 Linear Lead Screw Stepper Motor 42mm with TR8 Screw and POM/Brass Nut Options for 3D Printers and CNC Machines
Price:
$20~50/unit
MOQ:
1Unit
Delivery Time:
15-30 work days
Brand:
WEIGU
Product Description
Product Overview
Our NEMA 17 linear lead screw stepper motor delivers precise linear movement for demanding applications. Featuring a robust TR8 trapezoidal screw with 8mm diameter, this 42mm hybrid motor ensures reliable performance in 3D printers, CNC machines, and automated systems.
Key Features
- Quiet operation with low friction design
- Customizable length from 50mm to 500mm
- Dual nut options: POM (quiet, low-friction) or brass (heat-resistant, industrial)
- Multiple lead options for precise movement control
- Compatible with Arduino and GRBL controllers
Design Layout
Technical Specifications
| Model No. | 42BYGH40 |
|---|---|
| Motor Type | Linear hybrid stepper motor |
| Motor Size | 42mm × 40mm (Width × Height) |
| Lead Screw Type | Trapezoidal screw |
| Lead Screw Length | Adjustable |
| Nut Material | POM / Brass |
Electrical Specifications
| Model No. | Step Angle (°) | Motor Length (mm) | Current/Phase (A) | Resistance/Phase (Ω) | Inductance/Phase (mH) | Holding Torque (kg.cm) | Number of Leads | Detent Torque (g.cm) | Rotor Inertia (g.cm²) |
|---|---|---|---|---|---|---|---|---|---|
| 42BYGH34-1334 | 0.9 | 34 | 1.33 | 2.1 | 2.5 | 2.2 | 4 | 120 | 34 |
| 42BYGH34-0406 | 0.9 | 34 | 0.4 | 24 | 15 | 1.6 | 6 | 120 | 34 |
| 42BYGH34-0956 | 0.9 | 34 | 0.95 | 4.2 | 2.5 | 1.6 | 6 | 120 | 34 |
| 42BYGH40-0406 | 0.9 | 40 | 0.4 | 30 | 30 | 2.6 | 6 | 150 | 54 |
| 42BYGH40-1684 | 0.9 | 40 | 1.68 | 1.65 | 3.2 | 3.6 | 4 | 150 | 54 |
| 42BYGH40-1206 | 0.9 | 40 | 1.2 | 3 | 2.7 | 2.9 | 6 | 150 | 54 |
| 42BYGH48-0406 | 0.9 | 48 | 0.4 | 30 | 25 | 3.1 | 6 | 260 | 68 |
| 42BYGH48-1684 | 0.9 | 48 | 1.68 | 1.65 | 2.8 | 4.4 | 4 | 260 | 68 |
| 42BYGH48-1206 | 0.9 | 48 | 1.2 | 3.3 | 2.8 | 3.17 | 6 | 260 | 68 |
Screw Rod Specifications
| Lead Screw Diameter | Screw Lead (mm) | Screw Pitch (mm) | Travel Per Step (mm) |
|---|---|---|---|
| TR8 (8mm) | 1 | 1 | 0.005 |
| 2 | 2 | 0.1 | |
| 3 | 1.5 | 0.015 | |
| 4 | 2 | 0.02 | |
| 8 | 2 | 0.04 | |
| 10 | 2 | 0.05 | |
| 12 | 2 | 0.06 | |
| 14 | 2 | 0.07 |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yancheng Weigu Intelligent Technology Co., Ltd.
Location
No. 108-1, Chengxiang East Road, Dagang Town, Yancheng City, Yandu District, Jiangsu Province
Contact Person
li