1. Hero / Overview Banner

High Precision Custom Universal Joints (CSCA/CSCW & CPCA/CPCW Series)

Durable Single & Double Cardan Shaft Universal Joints for Factory Automation, Electric Motors & Agricultural Machinery

Apex Coupling is a leading OEM manufacturer specializing in custom universal joints engineered for dynamic torque transfer and flexible shaft alignment. Crafted from high-strength 42CrMo alloy steel (or 304 stainless steel), our CSCA/CSCW and CPCA/CPCW series feature built-in bearings and fixed pin sleeves designed for high transmission efficiency, rapid bi-directional rotation, and severe shock load resistance.

• Main Material: Premium 42CrMo Alloy Steel / SUS304 Stainless Steel

• Joint Structure: Single Joint or Double Joint (Cardan Type)

• Maximum Angle: 45 Degrees per joint (30 Degrees continuous operation)

• Torque Rating: 4.5 N·m to 280 N·m

• Speed Capability: 0 – 4,000 RPM (Custom balancing required for speeds > 1000 RPM)

• Shaft Fixing: Pin Type Fixing / Keyway / Custom Bore Options

• Surface Treatments: Standard Blackening, Zinc Plated, Nickel Plated, or Polished

• MOQ: 1 PCS (Fast sampling & high-volume B2B manufacturing)

2. Key Features & Industrial Advantages

Why Choose Apex Coupling for Custom Universal Joints?

1. Fully Customizable Dimensions & Bore Configurations: We manufacture custom universal joints to your exact shaft specifications, including metric and inch bore sizes (up to 50 mm / 1.97 in), custom stroke lengths (up to 300 mm / 11.81 in), keyways, splines, and square holes.

2. FA Factory Automation Standard Compliance: Designed to meet high-precision automation standards, ensuring immediate responsiveness during clockwise and counter-clockwise rotational switching.

3. High Torque & Superior Material Strength: Forged from heat-treated 42CrMo steel for exceptional strength and wear resistance, delivering rated torque from 4.5 N·m up to 280 N·m.

4. Flexible Angle Transmission: Operates efficiently up to a 30° dynamic working angle with an ultimate limit angle of 45° per section.

5. Diverse Surface Finish Options: Choose between standard black oxide, nickel plating, zinc plating, or mirror polishing for food-grade environments.

3. Technical Specifications & Specifications Table

Technical Parameters & Customization Options

Model Series Options

• CPCA / CSCA Series: Single Precision Pin Type Cardan Universal Joints

• CPCW / CSCW Series: Double Precision Pin Type Cardan Universal Joints (for greater shaft offset)

4. Target Industrial Applications

Where Are Our Custom Universal Joints Applied?

Our high-precision cardan shaft universal joints are widely trusted across global industrial sectors:

• Electric Motors, Stepper Motors & Servo Drives

• Farm Machinery & Agricultural Equipment (PTO Shaft Drives)

• Food & Beverage Processing Machinery (304 Stainless Steel)

• Construction Machinery & Heavy Mining Equipment

• Energy, Oil & Gas Transmission Accessories

• FA Factory Automation Lines & Packaging Conveyors

5. B2B Inquiry Form 

Request a B2B Quote for Custom Universal Joints

Do you need non-standard bore dimensions, special torque capacity, or custom surface finishing? Submit your CAD drawings or technical requirements below, and our engineering team will get back to you within 12 hours.

• Contact Name & Company Name:

• Business Email (Work Email Preferred):

• Series / Type Needed (Single Joint CSCA/CPCA or Double Joint CSCW/CPCW):

• Bore Sizes (d1/d2), Shaft Material & Torque Requirements:

• Estimated Annual / Order Quantity (PCS):

• Upload Technical Drawing / CAD File: