NMQR Series Low Torque Rotary Joint with High Speed Rotation and Multiple Passage Options
Place of Origin:
China
Brand Name:
NNT
Model Number:
NMQR
Minimum Order Quantity:
1 Piece
Standard Packaging:
Carton box individually
Delivery Time:
5-7 working days
Payment Terms:
T/T
Supply Ability:
500pcs within 7 working days
Product Brief
MQR low torque rotary joint delivers ultra-low rotational resistance (≤0.02 N·m) for energy-efficient automation. Compact design supports high-speed operation up to 5000 RPM with reliable sealing for air, water, and oil. Direct NMQR replacement with multiple port sizes and passage options.
Basic Properties
Place of Origin:
China
Brand Name:
NNT
Model Number:
NMQR
Document:
Trading Properties
Minimum Order Quantity:
1 Piece
Packaging Details:
Carton box individually
Delivery Time:
5-7 working days
Payment Terms:
T/T
Supply Ability:
500pcs within 7 working days
Product Description
Detailed Specifications And Features
MQR Low Torque Rotary Joint Direct Replacement for NMQR NNT Pneumatics
NNT NMQR Low Torque Rotary Connection
The NMQR series provides smooth, low-friction rotation for transferring air, water, oil and other media in automated systems
The NNT NMQR Series Low Torque Rotary Joint is engineered to provide exceptionally low rotational resistance while transferring media between stationary and rotating parts. With its precision ball bearing design and optimized sealing technology, it minimizes torque requirements for more efficient system operation.
This rotary joint series features a compact, lightweight design that enables high-speed rotation with minimal power consumption. The low torque characteristic reduces motor size requirements and energy usage, making it ideal for applications where efficiency and precision are critical.
- Exceptionally low rotational torque reduces power requirements
- Compact and lightweight design saves space and weight
- High-speed rotation capability for dynamic applications
- Multiple passage options for different media types
- Precision ball bearings for smooth, reliable operation
- Long service life with minimal maintenance requirements
Key Features & Benefits
Ultra-Low Torque
Exceptional low rotational resistance reduces motor power requirements and energy consumption significantly.
Compact Design
Space-saving form factor with lightweight construction ideal for applications with size and weight constraints.
High Speed Capability
Designed for high-speed rotation applications with smooth, balanced operation up to specified RPM limits.
Multiple Passage Options
Available with single or multiple passages for transferring different media types simultaneously.
Reliable Sealing
Advanced sealing technology prevents leakage while maintaining low friction during rotation.
Easy Installation
Simple mounting and connection with standard interfaces for quick integration into systems.
Technical Specifications
Detailed technical data and performance specifications for the NMQR series
| Series | NMQR |
|---|---|
| Type | Low Torque Rotary Joint |
| Maximum Operating Pressure | 1.0 MPa (Air, Water, Hydraulic Oil) |
| Rotational Torque | ≤ 0.02 N·m (typical, varies by model) |
| Maximum Rotation Speed | Up to 5000 RPM (depending on model and conditions) |
| Temperature Range | -10 to 80°C (Media and Ambient) |
| Media Compatibility | Compressed Air, Water, Hydraulic Oil (specify when ordering) |
| Port Sizes | 1/8", 1/4", 3/8", 1/2" (NPT, Rc, G threads available) |
Model-Specific Performance Data
| Model | Port Size | Passages | Max. Pressure (MPa) | Max. Speed (RPM) | Torque (N·m) |
|---|---|---|---|---|---|
| NMQR10 | 1/8" | 1 | 1.0 | 5000 | ≤ 0.015 |
| NMQR15 | 1/4" | 1 | 1.0 | 4000 | ≤ 0.018 |
| NMQR20 | 3/8" | 1 | 1.0 | 3000 | ≤ 0.020 |
| NMQR10D | 1/8" | 2 | 1.0 | 4000 | ≤ 0.025 |
| NMQR15D | 1/4" | 2 | 1.0 | 3000 | ≤ 0.030 |
| NMQR20D | 3/8" | 2 | 1.0 | 2000 | ≤ 0.035 |
Application Industries
The NMQR series low torque rotary joints are designed for various industrial automation applications
Robotic Arms & End Effectors
Transfer of air, vacuum or coolant to rotating end effectors, grippers, and tool changers on robotic arms.
Rotary Index Tables
Providing pneumatic or hydraulic power to rotating workstations and indexing tables in assembly systems.
Machine Tool Spindles
Coolant and air supply to rotating spindles in CNC machines, mills, lathes, and grinding equipment.
Packaging Machinery
Air supply to rotating sealing heads, filling nozzles, and capping stations on packaging lines.
Material Handling
Transfer of media to rotating components on conveyors, sorters, and automated storage systems.
Automotive Assembly
Air and hydraulic power to rotating fixtures, clamps, and tools in automotive production lines.
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