
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE16X25 is a genuine single acting, pull (spring return) ISO 21287 compact air cylinder with a Ø16mm bore and 25mm stroke, M5×0.8 air ports and a hard-anodized aluminium body. Its short compact envelope saves about 50% of the mounting length of an ISO 15552 profile cylinder.
This AirTAC ATE16X25 is a single acting pull cylinder, spring-return type, where the spring extends the rod and air retracts it. At 0.5 MPa it delivers a net pull of 53.3 N, and at 0.7 MPa that rises to 83.5 N, so it suits light clamping or lifting tasks in compact spaces.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which helps in tight jigs and guards. The optional -S magnet is not fitted here, so CMSE or DMSE sensors cannot be mounted without ordering that code. For a real-world check, this bore can safely lift about 3.3 kg vertically with a 2:1 margin at 0.5 MPa.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE16X25 |
|---|---|
| Series | ATE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 25 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 25 mm |
Specifications follow the official AirTAC ACE-series (ISO 21287) datasheet. Body: hard-anodized aluminium alloy; piston rod: S45C carbon steel with hard-chrome plating. Rod type: female thread (blank) or male thread (B). Thread options: PT (blank) / G. A built-in magnet is OPTIONAL — add the -S code to fit CMSE / DMSE position sensors.
| Pressure | Pull force (spring return) |
|---|---|
| 0.5 MPa | 53.3 N |
| 0.7 MPa | 83.5 N |
Single-acting pull: the spring extends the rod; air retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa. Single-acting strokes are short (Ø12 to 10 mm, Ø16-100 to 25 mm).
| ATE | ISO 21287 compact cylinder (single-acting pull, spring-return). |
|---|---|
| 16 | Bore size in mm. |
| ×25 | Stroke length in mm. |
| S | Optional built-in magnet for CMSE / DMSE sensors (omit for no magnet). |
| B | Rod type: B = male thread; blank = female thread. |
ACE-family variants: ACE (double acting), ASE / ATE (single acting push / pull), ACED (double rod), ACEJ (adjustable stroke), TACE / TACED (non-rotating twin-guide yoke). Mounting accessories: FA / FB flange, LB foot, CA / CB clevis, CR, SDB pivot, FTC; plus I and Y knuckles. Thread PT (blank) / G.
Use the ATE16X25 to pull a clamp arm in a small assembly jig, where the 25 mm stroke and 53.3 N pull at 0.5 MPa are enough to hold a lightweight part during screw driving.
In a compact conveyor sorting station, this cylinder retracts a small gate to divert packages, with the spring extending it back to the home position when air is released.
Mount the ATE16X25 on a machine guard to pull a latch pin, using the 83.5 N pull at 0.7 MPa to overcome friction and the spring to re-engage the latch safely.
Choose this 16 mm bore if you need a compact pull action with a 25 mm stroke and a net force of 53.3 N at 0.5 MPa. For lighter duty, the 12 mm bore offers 25.9 N at 0.5 MPa, while stepping up to 20 mm gives 88.1 N at the same pressure. Remember, the spring returns the rod to the extended position on air loss, so it does not hold a mid-stroke load. Mounting options like FA/FB flange, LB foot, or CA/CB clevis bolt directly to the ISO 21287 face, and the rod end is female M4x0.7 thread.
Quick checklist
The ATE16X25 provides a net pull of 53.3 N at 0.5 MPa and 83.5 N at 0.7 MPa, both after accounting for the return spring. The minimum working pressure is 0.2 MPa, and the proof pressure is 1.5 MPa (215 psi).
No, this model without the -S code has no magnet, so CMSE or DMSE sensors cannot be mounted. You would need to order the ATE16X25S version to get the optional magnet for sensor feedback.
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