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AirTAC TN20 · Twin-Rod Cylinder (enterprise standard)

Airtac TN Double Axis Double Rod Cylinder TN20X25SH

The AirTAC Airtac TN Double Axis Double Rod Cylinder TN20X25SH is a genuine TN twin-rod (double-rod) double-acting cylinder, 20 mm bore. Two parallel rods on one plate resist bending and twisting and let the load mount without rotating. It delivers about 314.2 N of push at 0.5 MPa. A front bumper cushions the impact and adjusts the stroke over a -5 to 0 mm range.

  • TypeTwin-rod, double acting
  • Standardenterprise standard
  • Bore20 mm
  • Push thrust @0.5 MPa314.2 N
  • Operating pressure0.15 - 1.0 MPa (22 - 145 psi)
  • Port sizeM5x0.8
  • CushionAdjustable bumper (-5 to 0 mm)
  • MagnetStandard (sensor-ready)
  • ThreadPT
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About the Airtac TN Double Axis Double Rod Cylinder TN20X25SH

The AirTAC TN20X25SH is a double-acting twin-rod cylinder with a 20 mm bore and a 25 mm stroke. Two parallel rods on a shared plate resist bending and twisting, letting the load move without rotating. At 0.5 MPa the push-side thrust is 314.2 N. An external bumper pad on the front cushions impact and adjusts the effective stroke over a -5 to 0 mm range.

This is a genuine AirTAC TN-series part built to the enterprise standard with PT thread ports. The H suffix is part of the AirTAC model designation; we confirm its exact spec and meaning from the datasheet on request. The magnet is standard on every model, and magnetic-switch slots run around the body.

Airtac TN Double Axis Double Rod Cylinder TN20X25SH Technical Specifications

ModelAirtac TN Double Axis Double Rod Cylinder TN20X25SH
TypeTwin-rod cylinder, double acting
Series / standardTN (enterprise standard)
Bore20 mm
Push thrust @0.5 MPa314.2 N
Port sizeM5x0.8 (PT thread)
FluidAir, filtered to 40 um
Operating pressure0.15 - 1.0 MPa (22 - 145 psi)
Proof pressure1.5 MPa (215 psi)
Temperature-20 to 70 C
Speed range30 - 500 mm/s
CushionBumper, stroke adjustable -5 to 0 mm
MagnetStandard (magnetic-switch slots around the body)

Specifications follow the official AirTAC TN/TR twin-rod data. Operating pressure is set by bore (0.2 MPa minimum on the 6 and 10 mm bores). The front cover and piston are short, so avoid an over-long stroke. Overall dimensions vary per stroke and allowable side-load is published as curves — ask us and we confirm from the datasheet.

How to choose

Select the 20 mm bore for roughly 314 N of push thrust at 0.5 MPa. The TN line meets the enterprise standard with PT thread ports only; for JIS-standard G or NPT threads or the precise guide grade, consider the TR series. The H suffix is part of the model code and we confirm its meaning from the datasheet. Match the 25 mm stroke to your travel distance and avoid strokes that push the rod deflection past the short-cover design limit. We can verify the side-load allowance from the published curves.

Applications

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Horizontal Transfer Pusher

Slides a part from one station to the next along a guide rail. The twin-rod design resists the side load from the rail and keeps the pusher face aligned through the full 25 mm stroke.

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Gate Stop and Release

Acts as a stopper gate on a gravity-fed parts feeder. The bumper cushions each cycle and the twin rods keep the gate face square so parts queue cleanly behind it.

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Light Press Operation

Performs a short pressing action on a small component. Twin rods guide the press tool straight down without rotation, and the bumper fine-tunes the bottoming position.

FAQ

What does the H in TN20X25SH mean?

The H is a variant code within the AirTAC model designation. We confirm its exact specification from the datasheet on request. The core specs remain the same TN enterprise-standard twin-rod cylinder: 20 mm bore, 25 mm stroke, PT thread, and magnet standard.

Why use a twin-rod cylinder instead of a single rod?

Two parallel rods on a shared plate resist bending and twisting, so the load moves without rotating. This suits pushers, clamps, and stoppers where the tooling face must stay square through every stroke.