
The AirTAC Airtac ATE Single Acting Guided Compact Cylinder ATE50X15B is a genuine single acting, pull (spring return) ISO 21287 compact air cylinder with a Ø50mm bore and 15mm 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 ATE50X15B is a single acting pull cylinder, spring-extend type, with a 50 mm bore and 15 mm stroke. It delivers a net pull of 775 N at 0.5 MPa, so it suits light assembly tasks where a compact package is key.
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, fitting tight gantries and machine guards. With a male rod thread (B code) and no magnet fitted, it is ready for direct coupling; order the optional -S code if you need CMSE or DMSE sensor feedback later.
| Model | Airtac ATE Single Acting Guided Compact Cylinder ATE50X15B |
|---|---|
| Series | ATE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø50 mm |
| Stroke | 15 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. |
| ×15 | 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 775 N pull to retract a clamp arm in a drill jig, holding small parts firmly during machining. The compact body fits under a worktable where a longer cylinder would not.
Mount on a conveyor side rail to pull a stop pin down, allowing a box to pass. The spring extends the pin to block the next item, and the 15 mm stroke is enough for a thin package.
In a quality lab, retract a probe or sensor holder to load a sample. The 50 mm bore provides reliable force, and the male rod thread simplifies attaching a custom tip.
Choose this 50 mm bore for a net pull of 775 N at 0.5 MPa, which handles moderate clamping or lifting jobs. If you need less force, the 40 mm bore pulls 500.3 N at 0.5 MPa; for more, the 63 mm bore pulls 1320 N at 0.5 MPa. The spring extends the rod at rest, so it does not hold a mid-stroke position on air loss; plan for a 0.2 MPa minimum to overcome the spring.
Quick checklist
At 0.5 MPa, the net pull is 775 N; at 0.7 MPa, it is 1127.5 N. These figures already subtract the return spring force. Minimum working pressure is 0.2 MPa, and the proof pressure is 1.5 MPa (215 psi).
No, this model has no magnet, so CMSE or DMSE switches cannot be mounted. You would need to order the ATE50X15SB version, which includes the optional -S magnet for sensor feedback.
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