AK4006, 4 Inch (in) Bore Size and 4.65 Inch (in) Stroke Length Spring-Loaded Lock & Roll Pneumatic Cylinder

For heavy duty applications, Star offers spring-loaded “Lock & Roll” tailgate lock cylinders. These spring-loaded cylinders come in 4″ and 6″ bore sizes and provide the added safety of a heavy duty spring designed to keep the tailgate securely locked under the most rugged conditions.

Star “Lock & Roll” pneumatic cylinders are ideal for Tailgate Lock systems in short and long-haul trailers, dump trucks, gravel haulers and related applications. They are built for rugged performance and dependability to meet the demands of the rugged environment in which these trucks operate.

Bore Size4 in
Stroke Length4.65 inch
Rod Diameter3/4 in
Port Size3/8 in
Port Thread TypeNational Pipe Thread (NPT)
Thread Size1/2 in. - 20
Working Pressure150 psi
Industry StandardsISO 9001 (International Organization for Standardization)
Thread TypeUnified National Fine Thread (UNF)

All Weather Performance

Seals and other components selected for the best performance over a wide temperature range.

Balance of Toughness and Weight

Rugged high-tensile steel rods and mounting bracket combined with an aluminum cylinder body to provide toughness where it is needed while reducing overall weight.

Superior Reliability

“Less is best” design using minimal parts for maximum reliability.

Easy To Install

Valve, Clevis Designed for Fast, Easy Installation.

Industry Standards

ISO 9001 (International Organization for Standardization)

Additional Information

We take our ISO 9001 certification very seriously so that you can rely on consistently excellent quality. We take pride in our customer service and our ability to reduce lead-times on production orders as well as meet promised delivery dates.