Pneumatic Piston Rod Cylinders

Pneumatic piston rod cylinders—also known as air cylinders or pneumatic actuators—are devices that transform compressed air into linear movement. These cylinders contain a piston housed inside a chamber, and the motion of the rod generates the required force. Their compact design and light weight make them ideal for shorter stroke applications such as positioning, clamping, or ejecting smaller parts.

These cylinders work by using pressurized air to push the piston along its axis. In a single-acting pneumatic cylinder, air is introduced through one port, moving the piston in one direction. A spring mechanism returns the piston when the air is released. In contrast, double-acting pneumatic cylinders feature two ports, enabling controlled extension and retraction for more versatile motion control.

Types of Pneumatic Piston Cylinders

Single-Acting Cylinders: These use air pressure to move the rod in one direction, with a spring to retract it. They are ideal for operations that only need force in one direction, like ejection or part positioning.

Double-Acting Cylinders: Compressed air powers movement in both directions, giving precise bidirectional control. They are widely used in automation and pressing tasks due to their enhanced functionality.

Standard Piston Rod Cylinders: These cylinders feature an external rod extending from the chamber to apply linear force. Available in a variety of dimensions, they are suitable for use in compact automation systems, packaging lines, and material transfer applications.

Rodless Cylinders: These are designed to produce linear motion without a protruding rod, saving space. They are commonly used in tight environments such as AGVs (automated guided vehicles), conveyor units, and pick-and-place systems. Types include magnetic-coupling, cable-actuated, and slotted variants.

Choosing the Right Pneumatic Cylinder: Sizing & Specs

When selecting a pneumatic cylinder, it’s important to evaluate several factors to ensure performance and compatibility with your system:

  • Stroke Length: This determines how far the piston rod moves. Match it with the movement required by your process.
  • Bore Diameter: The cylinder’s internal diameter influences the output force. Larger bores produce more force, essential for heavy-duty tasks.
  • Operating Pressure: Ensure the cylinder can handle the air pressure levels used in your setup—common ratings include up to 1 MPa.
  • Mounting Style: Choose a mounting type—such as flange, foot, or clevis—that offers stable and secure installation for your equipment layout.

Common Applications for Pneumatic Piston Rod Cylinders

  • Manufacturing: Used in production lines for tasks like pressing, clamping, and aligning parts. They are especially valued for their precision and repeatability.
  • Packaging: Ideal for processes like pushing items into cartons, sealing, or labeling, thanks to their speed and reliability.
  • Material Handling: Employed to automate lifting, moving, and sorting of goods in warehouses and distribution centers.
  • Automotive: Crucial in automated assembly and testing systems, including robotic arms and welding stations.

Why Choose Pneumatic Resources Australia?

As a trusted supplier of pneumatic piston cylinders, Pneumatic Resources Australia provides a wide assortment of high-quality components to suit every application. Partnering with industry leader SMC, we offer durable and high-performance piston rod cylinders, including double-acting and compact designs.

We also stock essential accessories like flow regulators and DIN rail mounting brackets, giving you a complete solution for your pneumatic setups. Enjoy competitive pricing, nationwide delivery, and exceptional customer support when you shop with us. Explore our delivery details on our website and build your pneumatic systems with confidence. Place your order today with Pneumatic Resources Australia!

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Pneumatic Cylinder - 40mm Bore, 25mm Stroke, CQM Series, Double Acting, SMC, CQMB40-25

CQMB40-25
The SMC CQM is a compact cylinder integrated with a guide rod and plate. It used double acting with single rod version. It has non-rotating accuracy is 0.2 or less and it allows a work piece to be mounted directly to the tooling plate. The auto switches are mountable/removable even when the plate is retracted. Lateral load resisting 2–4times Mounting dimensions compatible with the CQS, CQ2 series Ambient and fluid temperature without auto switch –10°C to 70°C
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Pneumatic Cylinder - 40mm Bore, 30mm Stroke, C55 Series, Double Acting, SMC, C55B40-30M

C55B40-30M
The SMC C55 double acting, air operated cylinder were designed to meet a broad range of automation machine application. It achieves outstanding load performance due to its unique rubber bumpers, piston wear ring, and rod bushing. It has standardized mounting options conform to both ISO 21287 and 6431. Snap ring construction allows easy and quicker maintenance Auto switched can be mounted on any of the four sides of the cylinder tube
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Pneumatic Cylinder - 40mm Bore, 50mm Stroke, CD76 Series, Double Acting, SMC, CD76E40-50C-B

CD76E40-50C-B
The SMC C76 series air cylinder offer a simple, space saving design with high dimensional accuracy, making these cylinder very easy to use. It has large spanner flat on the rod and head covers greatly simplify their installation and positioning. It has maximum operating pressure 1.0MPa. Easy accurate mounting High speed actuation Strong, corrosion proof barrel Minimized side clearance
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Pneumatic Cylinder - 4mm Bore, 10mm Stroke, CJP Series, Double Acting, SMC, CJPB4-10

CJPB4-10
The SMC CJP series single acting spring return pin cylinder compact design minimizes mounting space. It is designed to operate using relatively low air pressure of up to 0.7 Map. It has stroke length of up to 15 mm. Panel mounting Installation space can be significantly reduced Piston speed from 50 to 500 mm/s
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Pneumatic Cylinder - 4mm Bore, 10mm Stroke, CJP2 Series, Double Acting, SMC, CDJP2B4-10D

CDJP2B4-10D
The SMC CJP2 series is a small bore stainless steel cylinder, designed for use in environments with water spray. It used special scraper which prevents water leakage into the cylinder. It has non-toxic additives allow confident use in equipment for food, beverage and medical products. It used double acting with single rod. Uses grease for food processing machines - meets FDA standards Water-resistant auto switch is available
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Pneumatic Cylinder - 4mm Bore, 15mm Stroke, CJP Series, Single Acting, SMC, CJPB4-15

CJPB4-15
The SMC series CJP pin cylinder, single acting, spring return. Pneumatic piston rod cylinders consist of pistons in enclosures that generate linear motion. Their compact size and low weight range allow for shorter strokes than standard cylinders which make them suitable for positioning, clamping and ejecting smaller components. Solid state auto-switches can also be mounted now Longer stroke options are now available Internal rubber bumpers provide quieter
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Pneumatic Cylinder - 4mm Bore, 4mm Stroke, CUJ Series, Double Acting, SMC, CUJB4-4DM

CUJB4-4DM
The SMC CUJ miniature free mount series is a space saving compact cylinder. It has 4 mm of bore sizes with stroke lengths up to 4mm. The options include auto switch capabilities, mounting from 4 directions. It used double acting with male rod threaded. Ambient and fluid temperature ranges from -10 to 60°C Non-lube lubrication Piston speed 50 to 500 mm/s
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Pneumatic Cylinder - 4mm Bore, 4mm Stroke, CUJ Series, Double Acting, SMC, CUJB4-4SM

CUJB4-4SM
The SMC CUJ miniature free mount series is a space saving compact cylinder. It has 4 mm of bore sizes with stroke lengths up to 4mm. The options include auto switch capabilities, mounting from 4 directions. It used single acting with male rod threaded. Ambient and fluid temperature ranges from -10 to 60°C Non-lube lubrication Piston speed 50 to 500 mm/s
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Pneumatic Cylinder - 4mm Bore, 5mm Stroke, CJP Series, Single Acting, SMC, CJPB4-5

CJPB4-5
The SMC series CJP pin cylinder, single acting, spring return. Pneumatic piston rod cylinders consist of pistons in enclosures that generate linear motion. Their compact size and low weight range allow for shorter strokes than standard cylinders which make them suitable for positioning, clamping and ejecting smaller components. Solid state auto-switches can also be mounted now Longer stroke options are now available Internal rubber bumpers provide quieter
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Pneumatic Cylinder - 4mm Bore, 5mm Stroke, CJP2 Series, Double Acting, SMC, CDJP2B4-5D

CDJP2B4-5D
The SMC CJP2 series includes a tiny, but powerful, 16mm bore size WHICH making it the smallest double acting pin cylinder. The CJP2 is auto switch capable and other options include rubber bumper cushions, and made to order models including both heat and cold resistant types. Internal rubber bumpers provide quieter operation and longer life. Body material has been changed from brass to aluminium, achieving impressive weight reduction Overall length of the cylinder has been reduced resulting in an extremely compact cylinder
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Pneumatic Cylinder - 50mm Bore, 20mm Stroke, CDQ Series, Single Acting, SMC, CDQ2B50TF-20TZ

CDQ2B50TF-20TZ
The SMC CDQ series offered double acting cylinder. It has a single rod. Pneumatic piston rod cylinders consist of pistons in enclosures that generate linear motion. Their compact size and low weight range allow for shorter strokes than standard cylinders which make them suitable for positioning, clamping and ejecting smaller components. Minimise overall machine weight and increase the productivity Save space in your machines Fit CQ2 to your application requirements
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Pneumatic Cylinder - 50mm Bore, 25mm Stroke, CQM Series, Double Acting, SMC, CDQMB50TF-25

CDQMB50TF-25
The SMC CQM series is a compact cylinder integrated with a guide rod and plate. It is non-rotating accuracy is 0.2 or less and it allows a work piece to be mounted directly to the tooling plate. The auto switched are mountable/removable even when the plate is retracted. It used double acting and single rod. Ambient and fluid temperature ranges from -10 to 60°C (with auto switch) Lateral load resisting 2–4 times Mounting dimension compatible with the CQS, CQ2 series
Call for pricing