Get Module 4 spur gears that are consistent, dependable and engineered for sustained precision at a great price. Offering a full range of metric spur gears including ISO standard, and DIN standard, we have just the spur gear you need or can design a bespoke solution to meet your needs.

Constructed from the highest quality materials, our gears are designed for smooth operation, efficient torque transfer and low noise throughout every type of equipment.

Why Choose Module 4 Spur Gears?

Module 4 spur gears are ideal for medium to heavy-duty applications requiring stability, accuracy, and consistent load distribution.

Key Advantages

• Precision-machined to ISO & DIN standards
• Manufactured with a 20° pressure angle for optimal strength
• Available in plate type or B-hub design
• Made from high-strength steel for durability
• Excellent for high-load and continuous-duty operations
• Smooth operation with minimal vibration and noise

Whether you need replacement gears or a full system upgrade, our products deliver dependable performance.

Available Customization Options

To suit a variety of mechanical setups, our Module 4 spur gears can be supplied with:

• Stock bores (standard)
• Machined bores
• Keyways
• Set screws
• Special surface finishing
• Custom diameters, including large diameter gears

For unique requirements, our technical team can help you select or modify gears to match your application.

Typical Applications of Module 4 Spur Gears

Module 4 spur gears are widely used across industries including:

• Industrial machinery & plant equipment
• Robotics & linear control systems
• Packaging and conveying systems
• Elevators & lifting equipment
• Construction machinery
• Alignment and positioning equipment
• Automotive and mechanical drives

Their versatility and durability make them suitable for both light and heavy-duty mechanical systems.

How to Select the Right Module 4 Spur Gear

Choosing the correct spur gear ensures efficiency, longer gear life, and trouble-free operation.

1. Identify Your Gear Specifications

• Required module (MOD 4)
• Number of teeth
• Pitch diameter
• Bore type (stock or machined)
• Keyway or set screw requirements

2. Consider Load & Performance Conditions

Evaluate your machine’s:

• Torque demands
• Operating speed
• Duty cycle
• Shock or vibration levels

3. Match Material Strength with Application

High-strength steel is recommended for:

• Continuous operation
• High torque
• Heavy load applications

4. Review the Gear Mounting Type

Choose between:

• Plate type gears – versatile and lightweight
• B-hub gears – added stability and support

Need assistance selecting the right gear? Our engineering support team is always ready to help.

Spur Gear Size Reference (Module 4)

Why Buy From Bolton Engineering Products Ltd?

• Trusted UK spur gear supplier with years of industry expertise
• Wide range of module 4 spur gears in stock
• High-precision gears manufactured to global standards
• Competitive pricing and fast dispatch
• Custom machining available on request
• Dedicated support for selection and engineering queries

FAQs

1. What does Module 4 mean in spur gears?

Module 4 refers to the gear module, which defines the size of the teeth. A Module 4 gear has a specific tooth pitch suitable for medium and heavy-duty applications.

2. Can I order custom bore or keyway machining?

Yes. We offer machined bores, keyways, and set screws upon request for all Module 4 spur gears.

3. Are large diameter Module 4 gears available?

Yes, BEP Ltd supplies large diameter gears for industrial applications requiring higher torque and stability.

4. Do Module 4 spur gears meet international standards?

All our gears are manufactured to ISO and DIN specifications, ensuring accuracy and durability.