
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE50X5 is a genuine single acting, pull (spring return) ISO 21287 compact air cylinder with a Ø50mm bore and 5mm stroke, 1/8" 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 ATE50X5 is a single acting pull cylinder with a spring return, so the spring extends the rod and air retracts it. With a 50 mm bore and a 5 mm stroke, it delivers a net pull of 775 N at 0.5 MPa, which is already reduced by the return spring force.
The ISO 21287 compact body is about 50% shorter than an ISO 15552 profile cylinder, making it ideal for tight spaces. For a safe working load, plan for about 465 N (roughly 47 kg) of real work at 0.5 MPa, not the full rating. The optional -S magnet is not fitted here, so no sensors can be used without ordering that code.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE50X5 |
|---|---|
| Series | ATE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 5 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | 1/8" |
| Rod thread | M10×1.5 |
| 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 | 775.0 N |
| 0.7 MPa | 1127.5 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). |
|---|---|
| 50 | Bore size in mm. |
| ×5 | 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 5 mm stroke to pull a clamp arm in a CNC fixture, applying a firm 775 N hold at 0.5 MPa without taking up much space on the worktable.
In an assembly line, this cylinder retracts a pin to release a small component from a nest, with the spring extending it back for the next cycle.
Actuate a diverting gate on a conveyor to pull a package off the main line, using the compact body to fit between rollers and the 5 mm stroke for quick redirection.
Choose this ATE50X5 for short-stroke pull applications where space is limited. It offers a 775 N pull at 0.5 MPa, but for a smaller force, consider the ATE40X25 with 500 N, or for more power, the ATE63X25 with 1320 N. The spring extends the rod at rest and does not hold a mid-stroke position; it only returns to the extended home position on air loss.
Quick checklist
The ATE50X5 provides a net pull of 775 N at 0.5 MPa and 1127.5 N at 0.7 MPa, with the spring force already subtracted. The minimum working pressure is 0.2 MPa, and the maximum standard stroke for this bore is 25 mm, though this unit is 5 mm.
Yes, it is an ISO 21287 compact cylinder with a hard-anodized aluminium body, about 50% shorter than an ISO 15552 profile cylinder. However, this model has no magnet fitted, so you cannot mount CMSE or DMSE sensors unless you order the optional -S code for the built-in magnet.
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