CAT 443-7843 Outer Diameter T-Bolt Retaining Clamp (340 mm)

Product Overview

The CAT 443-7843 T-Bolt Retaining Clamp is a genuine Caterpillar OEM clamping component designed to securely fasten and retain large-diameter exhaust, air intake, and pipe connections in heavy-duty equipment applications. With an outer diameter of 340 mm, this clamp provides strong and consistent holding force to maintain proper sealing and alignment between connected components.

Manufactured to Caterpillar’s exact engineering standards, the 443-7843 clamp is designed for demanding operating environments where high vibration, temperature changes, and heavy loads are common. Its T-bolt design allows reliable tightening and even load distribution, helping prevent movement, leakage, and premature component wear. Cat T-bolt clamps are engineered for secure fastening in high-pressure air and fluid applications.

Key Features

• Genuine Caterpillar OEM T-Bolt Retaining Clamp
• Outer diameter: 340 mm (13.39 in)
• Heavy-duty steel construction
• T-bolt fastening design for high clamping force
• Provides secure retention of large exhaust and pipe assemblies
• Designed to withstand vibration and thermal cycling
• Helps maintain proper alignment between connected components
• Precision-manufactured for OEM fit and reliability
• Suitable for demanding construction, mining, and industrial environments

Technical Specifications

Typical Applications

The CAT 443-7843 T-Bolt Retaining Clamp is used in Caterpillar equipment assemblies where large-diameter pipes, tubes, or exhaust components require secure fastening.

Common applications include:

Exhaust Systems

• Exhaust pipe connections
• Muffler and after-treatment assemblies
• Exhaust outlet and inlet joints

Air Intake Systems

• Large-diameter intake piping
• Turbocharger air connections
• Engine air system components

Heavy Equipment Applications

• Mining equipment
• Quarry machinery
• Construction machines
• Industrial engines
• Power generation equipment

Exact equipment compatibility depends on machine model, arrangement number, and serial number. Always verify fitment using the machine Product Identification Number (PIN) or parts manual before installation.

Additional Compatibility Information

The CAT 443-7843 is designed as a machine-specific retaining clamp. Correct installation requires matching the clamp diameter, pipe assembly design, and mounting configuration. Using the correct OEM clamp ensures proper sealing force and reduces the risk of pipe movement, vibration damage, or exhaust leakage.

Benefits

Installing a genuine CAT 443-7843 T-Bolt Retaining Clamp helps:

• Maintain secure pipe and exhaust connections
• Reduce vibration-related loosening
• Prevent leaks caused by poor clamping
• Improve component reliability
• Extend service life of connected assemblies
• Reduce maintenance downtime
• Ensure OEM-quality fit and durability in harsh working conditions