Lisle 12540 Fuel Line Socket, 21 mm, Alloy Steel, 3/8 Inch Square Drive, Paccar MX Series Compatibility
- The Lisle 12540 fuel line socket is a precision tool constructed from rugged alloy steel, engineered to fit 21 mm fuel line fittings, ideal for removing and installing these components safely and without damage.
- Features:
- Precisely machined 21 mm size ensures a secure, snug fit on fuel line fittings to prevent slippage and fuel leaks
- Compatible with Paccar MX-11 and MX-13 engine fuel systems, simplifying servicing on heavy duty diesel platforms
- Designed for use with 3/8 inch square drive tools for maximum versatility in shop environments
- Specifications:
- Manufacturer: Lisle Corporation
- Part Number: 12540
- Material: Alloy steel
- Size: 21 mm socket
- Drive Interface: 3/8 inch square drive
- System Compatibility / Application: Engineered for Paccar MX Series fuel line fittings, common in Kenworth, Peterbilt, and similar vocational trucks
- Shipping Weight: Approximately 0.5 lb
- Also known as 21 mm line socket, 12540 fuel line tool, Paccar fuel line socket, and Lisle 12540 fuel fitting socket.
Lisle Corporation designed the 12540 fuel line socket to provide dependable, damage free service on 21 mm fuel fittings, delivering precision and durability for professional diesel engine maintenance.
Q: What applications is this socket designed for?
A: It is designed for fuel line fittings with a 21 mm collar on Paccar MX Series engines, commonly used in Kenworth and Peterbilt trucks.
Q: What drive tool does it require?
A: This socket accepts a standard 3/8 inch square drive tool for secure use with ratchets, extensions, or wrenches.
Q: How does it protect fittings during removal?
A: Its precise 21 mm dimensions deliver a snug fit that minimizes slippage and reduces the risk of damage to the fuel rail, fittings, or lines during service.
