
The AirTAC Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE40X10B is a genuine single acting, push (spring return) ISO 21287 compact air cylinder with a Ø40mm bore and 10mm 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 ASE40X10B is a single acting push cylinder with spring return, so air extends the rod and the built-in spring pulls it back. At 0.5 MPa it delivers 556.8 N of push force net of the spring, and at 0.7 MPa that rises to 808.1 N, making it a solid choice for light assembly tasks.
Its ISO 21287 compact body is about 50% shorter than an ISO 15552 profile cylinder, so it fits into tight machine guards and jigs where a full-length unit would not. The hard-anodized aluminium body and S45C hard-chrome rod resist wear, while the fixed TPU bumper at each end softens the stop. For a safe working load, plan on roughly 334 N of real work at 0.5 MPa, which is about 34 kg of vertical lift with a 2:1 safety margin.
| Model | Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE40X10B |
|---|---|
| Series | ASE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø40 mm |
| Stroke | 10 mm |
| Acting type | Single acting, push (spring return) |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | Push force (spring return) |
|---|---|
| 0.5 MPa | 556.8 N |
| 0.7 MPa | 808.1 N |
Single-acting push: air extends the rod; the return spring 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).
| ASE | ISO 21287 compact cylinder (single-acting push, spring-return). |
|---|---|
| 40 | Bore size in mm. |
| ×10 | 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 ASE40X10B to clamp small parts in a CNC fixture. The 556.8 N push at 0.5 MPa holds components firmly, and the short stroke cycles quickly for high-volume production.
In a packaging line, this cylinder can drive a label applicator head. The 10 mm stroke is ideal for pressing labels onto boxes, and the compact body fits between conveyor rails.
Mount it as a mechanical stop on a machine guard door. The spring return retracts the rod when air is off, letting the door open, while the 808.1 N at 0.7 MPa holds the door closed during operation.
For a lighter duty, the ASE32X25 offers 352.5 N at 0.5 MPa, while stepping up to the ASE50X25 gives 875.5 N at the same pressure. This 40 mm bore with a 10 mm stroke suits short, repetitive pushes where space is limited. Remember, the spring returns the rod to its home position on air loss, so it does not hold a mid-stroke load. The male rod thread (B code) is ready for direct coupling, and you can add FA/FB flanges, LB foot, or CA/CB clevis mounts to fit standard fixtures.
Quick checklist
At 0.5 MPa, the push force is 556.8 N, and at 0.7 MPa it is 808.1 N. These figures are net of the return spring, so they are the usable forces. The minimum working pressure is 0.2 MPa, and the proof pressure is 1.5 MPa (215 psi).
The ASE40X10B has a short body that saves about 50% of the mounting length compared to an ISO 15552 profile cylinder. This lets you install it in tight spaces like inside a guard or under a worktable. The fixed TPU bumper at both ends absorbs end-of-stroke impact, and the optional -S magnet (not fitted here) would allow CMSE or DMSE sensors if you order that version.
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