Custom Precision CNC Machined Stainless Steel Threaded Shaft with ±0.001mm Accuracy

1. Material:
Made from premium stainless steel or customized metal alloys.
2. Shape:
Designed with a tapered head, precision external threads, and a streamlined cylindrical body to ensure secure installation, reliable sealing, and stable fluid transmission.
3. Size Range:
Outer diameter is typically within the range of Φ1–Φ5 mm, and height 31–50 mm can be customized; internal hole diameter and step dimensions are precisely matched according to relay specifications, and OEM customization is supported.
4. Internal Design:
The precisely machined internal bore provides smooth coolant flow, reduces pressure loss, and improves the overall efficiency and reliability of automotive fluid systems.
5. Surface Treatment:
Processed with precision polishing, passivation, electroplating, or other customized surface treatments to enhance wear resistance, corrosion protection, and product appearance.
6. Manufacturing Process:
Manufactured using high-precision turning and Swiss-type machining technology with tolerances up to ±0.001 mm, followed by strict quality inspection to ensure consistent performance and superior dimensional accuracy

1. Premium Material

Manufactured from high-quality stainless steel materials, this precision connector delivers outstanding corrosion resistance, excellent mechanical strength, and long-term durability. The premium metal construction ensures stable performance even under harsh automotive environments, including exposure to heat, vibration, pressure changes, and various fluids.

2. Precision Machining

Produced with advanced CNC turning and Swiss-type machining technology, every component is precisely processed to achieve tight dimensional control and consistent quality. With machining accuracy up to ±0.001mm, the connector features smooth surfaces, precise threads, and excellent concentricity to meet demanding automotive and industrial requirements.

3. Reliable Sealing Performance

Designed with precision-engineered threads, tapered sealing structures, and optimized connection interfaces, this component provides secure assembly and reliable leak prevention. The accurate machining process ensures excellent fitting performance, reducing the risk of fluid leakage and improving overall system stability.

4. High Pressure & Temperature Resistance

Built for demanding operating conditions, the connector offers excellent pressure resistance and thermal stability. It maintains reliable performance under continuous pressure fluctuations, high temperatures, and mechanical stress commonly found in automotive cooling systems, hydraulic systems, and fluid transmission applications.

5. Wide Application Compatibility

This precision-machined connector is widely used in automotive fluid systems, cooling circuits, fuel delivery systems, hydraulic equipment, and industrial machinery. Its compact structure, high strength, and reliable connection performance make it suitable for various applications requiring high-precision fluid control components.

6. Customized OEM & ODM Manufacturing

Caiyi Precision provides comprehensive OEM and ODM customization services to meet different customer requirements. Custom options include material selection, thread specifications, dimensions, surface treatments, and special structural designs. Supported by advanced CNC equipment and professional machining experience, we deliver reliable precision components for global customers.