Overview
The SMC NCQ8B300-300 is a double-acting compact pneumatic cylinder engineered for reliable linear motion control in industrial automation. This unit features a 300mm bore and 300mm stroke configuration, making it suitable for applications requiring substantial force and extended travel distance. SMC compact cylinders are known for their sturdy construction, smooth operation, and ease of integration into existing pneumatic systems.
Key Features
- Double-acting design with single rod configuration for balanced extend and retract operations
- Compact profile optimized for space-constrained installations
- 300mm bore delivers substantial force output for heavy-duty applications
- Sealed rod construction minimizes maintenance and extends service life
- Standard port connections compatible with common SMC fittings and manifolds
- Manufactured to ISO 1219 standards ensuring interoperability with standard pneumatic systems
Technical Specifications
- Bore Size: 300mm
- Stroke Length: 300mm
- Type: Double-acting, single rod
- Max Operating Pressure: 1.0 MPa (10 bar)
- Cylinder Series: NCQ (Compact type)
- Operating Temperature: 0 to 50°C (standard specification)
- Mount Type: Foot mounting with standard trunnion bracket compatibility
- Seal Material: Polyurethane (standard configuration)
Typical Applications
The NCQ8B300-300 is well-suited for:
- Assembly machinery and press operations requiring controlled linear motion
- Material handling equipment and conveyor systems
- Clamping and workholding fixtures in manufacturing
- Industrial automation systems with space limitations
- OEM equipment integration for repetitive positioning tasks
Compatibility & Replacements
Compatible With
- SMC pneumatic manifolds and control valves
- Standard ISO ported directional control valves
- Air preparation units (filters, regulators, lubricators)
- SMC auto switches for position detection and limit sensing
- Standard pneumatic tubing and quick-connect fittings (ISO 4414)
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. Part-specific replacement compatibility requires confirmation with SMC technical documentation.
Works With
- SMC pneumatic system design software (E-Tech Tool)
- ISO 1219 pneumatic circuit diagrams and schematics
- Standard compressed air supply systems up to 1.0 MPa
- Industrial PLC and automation controllers with pneumatic output modules








