A2-5 Lathe Spindle (Standard) - 42mm Bore 5000 RPM Precision Unit
The A2-5 Lathe Spindle (Standard) is engineered for heavy-duty CNC turning applications that demand both high speed and extreme rigidity. This belt-driven unit features a 170mm locating diameter and a versatile 42mm bore, making it an excellent choice for a wide range of bar-feeding and turning tasks. It is constructed with a superior 4+2 bearing arrangement, utilizing 7016 P4 front bearings and 7014 P4 rear bearings to ensure maximum axial and radial stability. With a factory-packed grease lubrication system and a maximum speed of 5000 RPM, this spindle delivers consistent, high-precision performance with reduced maintenance overhead.
- Standard A2-5 Nose Taper for industrial compatibility
- High-speed operation up to 5000 RPM
- Versatile 42mm Bore Diameter
- P4 Grade precision front (7016) and rear (7014) bearings
- Precision 170 h6 Locating Diameter
- Robust 533mm total length for enhanced stability
Comparative Technical Spindle Motor Configurations Matrix
Use the structural data catalog matrix below to evaluate power outputs, maximum RPM, operating voltages, and cooling styles across standard TriQuench CNC spindle models.
| Spindle Capacity | Operating Speed | Operating Voltage | Cooling System |
|---|---|---|---|
| 12.0 kW | 18,000 RPM | 380 V | Water-Cooled |
| 0.8 kW | 24,000 RPM | 220 V | Air-Cooled (Long Shaft) |
| 3.7 kW | 40,000 RPM | 380 V | Water-Cooled ISO20 |
| 9.0 kW | 18,000 RPM | 380 V | Air-Cooled |
Technical Specifications
| Technical Parameter | Engineering Specification Value |
|---|---|
| NOSE TAPER | A2-5 |
| LOCATING DIAMETER | 170 h6 x 310 mm |
| TOTAL LENGTH | 533 mm |
| FLANGE DIAMETER | 235 mm |
| MAX SPEED | 5000 RPM |
| MECHANICAL | housingMaterial: High-Grade Hardened Alloy Steel | driveType: Belt Driven |
| BORE DIAMETER | 42 mm |
| LUBRICATION TYPE | Grease Packed |
| FRONT BEARING TYPE | 7016 P4 (x4) |
| REAR BEARING TYPE | 7014 P4 (x2) |
| BEARING CONFIGURATION | 4 + 2 Set |
Industrial Applications
| Usage Scenario | Target Industry |
|---|---|
| Precision CNC Turning Centers | Automotive Component Manufacturing |
| Industrial CNC Lathe Machines | Aerospace Parts Machining |
| Automated Bar-Feeding Operations | Heavy Engineering and Tooling |
| Heavy-Duty Metal Cutting and Shaping | General Machining and Job Works |
| Custom Machine Building and Spindle Upgrades | Industrial Spares Manufacturing |
Technical FAQ & Operational Guide
What is the limiting speed for the A2-5 Lathe Spindle?
This spindle is precision-balanced and engineered to operate at a maximum speed of 5000 RPM.
Which bearings are used in the A2-5 standard model?
It features a high-rigidity 4+2 bearing configuration, using four 7016 P4 precision bearings in the front and two 7014 P4 bearings in the rear.
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