Overview
The PHD CRS6U 16×50 -BB pneumatic cylinder is a compact, double-acting pneumatic actuator built for industrial automation, factory equipment, and process control systems. This lot of three units includes cylinders with a 16 mm bore, 50 mm stroke length, and bottom-ported configuration (-BB designation). PHD’s CRS series is engineered for consistent performance in demanding manufacturing and assembly applications.
Key Features
- Compact profile ideal for space-constrained installations
- Double-acting design provides power in both extend and retract directions
- 16 mm bore diameter with 50 mm stroke length
- Bottom port configuration for flexible mounting options
- Metric-standard dimensions conforming to ISO/VDMA specifications
- Durable construction rated for 70 million linear inches minimum service life at operating temperatures under 120°F (49°C)
Technical Specifications
- Series: CRS (Compact Pneumatic Cylinder)
- Variant: CRS6U (metric, compact design)
- Bore Diameter: 16 mm
- Stroke Length: 50 mm
- Port Configuration: Bottom ports (-BB)
- Actuation Type: Double-acting
- Maximum Service Life: 70 million linear inches (1.77 million linear meters) at temperatures below 120°F (49°C)
- Standards Compliance: ISO/VDMA pneumatic cylinder standards
- Seal Options: Standard nitrile seals; fluoroelastomer seals available with -V1 option
Typical Applications
- Packaging and labeling machinery
- Assembly line automation
- Factory material handling
- Pneumatic press operations
- Robotic end-of-arm tooling
- Production equipment actuators
Compatibility & Replacements
Compatible With
- Standard pneumatic control systems and solenoid valve arrays
- ISO/VDMA pneumatic system designs
- Industrial automation controller platforms with pneumatic modules
- External shock absorbers and mechanical stops for load protection
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. PHD publishes detailed replacement cross-references in their engineering catalogs; consult PHD directly or your supplier for specific interchangeability with other CRS or compact cylinder models.
Works With
- Standard 1/4″ NPT pneumatic fittings (hex nut configuration recommended per PHD specifications)
- 3/2 way and 5/2 way pneumatic control valves
- Pneumatic pressure regulators and in-line flow controls
- JC1 limit switches (ordered separately)
- PHD Rodlok load-holding accessory (option -H47)












