Overview
The PHD CRS6U20X15-BB-M is a Series CRS pneumatic compact cylinder engineered for precision motion control in space-limited applications. This double-acting unit combines compact design with reliable performance, making it suitable for manufacturing automation, material handling, and control systems requiring consistent actuator response. The -M option specifies stainless steel or de-magnetized fasteners for corrosion resistance in demanding environments.
Key Features
- Compact cylinder body with clear anodized extruded aluminum construction
- Self-lubricating nitrile piston seal for extended service life
- Integral switch mounting slots for flush-mounted position sensors
- Double-acting design (BB configuration) with cushioning capability
- Stainless steel fasteners (-M option) for improved corrosion resistance
- Eight bore sizes available across the CRS series for flexible sizing
Technical Specifications
- Series: CRS Pneumatic Compact Cylinder
- Bore Diameter: 20mm (6U designation)
- Stroke: 15mm (X15 / 1.5 inch)
- Rod Configuration: Double-acting (BB)
- Piston Seal: Self-lubricating nitrile
- Body Material: Anodized aluminum
- Fasteners: Stainless steel or de-magnetized (-M option)
- Mount Style: Thru and threaded holes for flexible mounting
- Switch Slots: Integral (compatible with JC1 switches)
- Minimum Life: 70 million linear inches at operating temperatures under 120°F
- Port Type: Sized for ¼” NPT and ½” NPT fittings (verify specific ports in detailed drawings)
Typical Applications
The CRS6U20X15-BB-M excels in applications where compact envelope and reliable force output are critical:
- Automated packaging and labeling machinery
- Assembly line clamping and holding functions
- Pick-and-place and material transfer systems
- Pneumatic actuator banks for control valve switching
- Laboratory and test equipment actuation
- Machine tool and workholding applications
Compatibility & Replacements
Compatible With
- Standard pneumatic control systems operating 60–100 psi
- PHD Port Control® valve manifolds and directional controls
- Industry-standard ¼” NPT and ½” NPT pneumatic fittings
- JC1 position sensors and limit switches
- PLC and automation controller I/O for solenoid valve control
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The CRS6U20X15-BB-M is a specific model designed for 20mm bore and 15mm stroke applications. Contact PHD or your supplier for cross-reference information with other manufacturer compact cylinders.
Works With
- PHD pneumatic control manifolds and porting systems
- Standard 4/2 and 5/3 solenoid directional control valves
- Flow control and regulator accessories
- Cushioning and shock absorber options (external stops recommended for attached loads)










