#40 Roller Chain 3FT

The #40 Roller Chain 3FT is an industrial chain designed for mechanical transmission applications that require continuous operation, operational resistance, and dependable performance in compact and medium-duty systems.

With a 3FT length, this model is widely used in mini bikes, go-karts, small motorcycles, light industrial equipment, and mechanical systems exposed to continuous movement. In addition, the chain includes a free connecting link for easier installation and system integration.

What is the #40 Roller Chain 3FT

The #40 Roller Chain 3FT is an industrial roller chain used in continuous mechanical transmission systems.

This type of chain works together with sprockets to transfer motion in synchronized industrial and mechanical applications. The ANSI #40 configuration is commonly used in compact applications requiring stable power transmission.

As a result, the #40 Roller Chain can support multiple industrial and continuous mechanical applications.

Where the #40 Roller Chain 3FT is Used

The #40 Roller Chain 3FT can be used in different industrial and mechanical systems.

Common applications include:

• Mini bikes
• Go-karts
• Small motorcycles
• Light industrial equipment
• Compact machinery
• Light conveyor systems
• Automated systems
• Continuous movement applications

Additionally, ANSI #40 chains are commonly used in applications requiring stable mechanical transmission in compact equipment.

Benefits of the #40 Roller Chain 3FT

Stable mechanical transmission

The chain supports synchronized motion transfer in continuous mechanical systems.

Construction for industrial applications

The #40 Roller Chain is designed for industrial applications requiring operational resistance and mechanical reliability.

Compact 3FT length

The 3FT length provides practicality for quick repairs, compact replacements, and small mechanical projects.

Includes free connecting link

This model includes a free connecting link for easier installation, maintenance, and operational adjustments.

Industrial Chains in Continuous Systems

Mechanical systems exposed to continuous movement depend on components capable of maintaining dependable performance during extended operating cycles.

Because of this, industrial roller chains are widely used in applications requiring continuous power transmission and operational stability.

Additionally, this type of chain helps improve operational reliability in systems exposed to vibration, repetitive loads, and continuous operation.

The #40 Roller Chain 3FT supports these requirements by providing a solution designed for compact industrial applications and continuous mechanical systems.

Technical Specifications

• ANSI No: #40
• Length: 3FT
• Pitch: 0.5 inch (12.7 mm)
• Roller Diameter: 0.313 inch (7.95 mm)
• Width Between Inner Plates: 0.310 inch (7.85 mm)
• Pin Diameter: 0.156 inch (3.96 mm)
• Pin Length: 0.654 inch (16.60 mm)
• Pin Length (LC Max): 0.701 inch (17.80 mm)
• Inner Plate Depth: 0.472 inch (12.0 mm)
• Plate Thickness: 0.059 inch (1.50 mm)
• Ultimate Tensile Strength: 14.10/3205 kN/LB
• Average Tensile Strength: 17.5 kN
• Weight: 0.417 lb/ft (0.62 kg/m)
• Material: Carbon Steel
• Includes: free connecting link

How to Choose the Right Chain

When selecting an industrial roller chain, it is important to evaluate the mechanical system, operational load, and working environment.

Additionally, checking sprocket compatibility and equipment specifications helps ensure proper system integration.

Therefore, selecting the correct chain contributes to improved operational stability and mechanical performance.

Maintenance Tips

Preventive maintenance helps preserve chain performance over time.

Recommended practices include:

• Periodic alignment checks
• Regular lubrication
• Preventive cleaning
• Wear monitoring
• Routine inspections

Additionally, preventive maintenance helps reduce premature wear and improve operational reliability.

PGN Bearings Product Line

PGN Bearings provides industrial solutions for mechanical transmission and continuous movement systems. The product line includes roller chains, heavy duty chains, stainless steel chains, duplex chains, and industrial components.

Additionally, PGN products are developed for industrial applications requiring dependable operation and reliable performance.

FAQ

What is a #40 roller chain?

It is an industrial chain used in continuous mechanical transmission applications.

Can the #40 Roller Chain 3FT be used in mini bikes and go-karts?

Yes. This model is commonly used in mini bikes, go-karts, and compact mechanical applications.

Does the chain include a connecting link?

Yes. This model includes a free connecting link for easier installation and system integration.

What is the advantage of the 3FT length?

The 3FT length provides practicality for quick repairs, compact replacements, and small mechanical systems.

How can chain performance be maintained?

Proper lubrication, alignment, and routine inspections help maintain stable and efficient operation.