
The AirTAC Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE100X5SB is a genuine single acting, push (spring return) ISO 21287 compact air cylinder with a Ø100mm bore and 5mm stroke, 1/4" 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 ASE100X5SB is a single acting push cylinder with spring return, so air extends the rod and the built-in spring retracts it, needing only one air line. It delivers 3640.7 N of push force at 0.5 MPa (net of the spring), which is enough to drive heavy clamping or pressing tasks in a very short 5 mm travel.
The ISO 21287 compact body is about 50% shorter than an ISO 15552 profile cylinder, letting it fit into tight machine frames where a full-length unit will not. With the optional -S magnet fitted, you can mount CMSE or DMSE reed and solid-state switches to confirm rod position; the hard-anodized aluminium body and S45C hard-chrome rod resist wear in continuous cycling.
| Model | Airtac ASE Single Acting Plunger Type Compact Air Cylinder ASE100X5SB |
|---|---|
| Series | ASE compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø100 mm |
| Stroke | 5 mm |
| Acting type | Single acting, push (spring return) |
| Port size | 1/4" |
| Rod thread | M12×1.75 |
| 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 | 3640.7 N |
| 0.7 MPa | 5211.5 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). |
|---|---|
| 100 | 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 eject a stamped metal part from a die cavity, with 3640.7 N at 0.5 MPa clearing the part cleanly and the spring retracting the pin before the next cycle.
In a small bench press for riveting or crimping, this cylinder delivers a strong 3640.7 N push in a short travel, fitting under a guard where a longer cylinder would not.
Clamp a workpiece against a locating stop in a CNC fixture, using the 5 mm stroke to apply firm pressure and the spring to release the part automatically when air is removed.
For a lighter duty in the same compact format, the ASE80X25 offers 2316.2 N at 0.5 MPa, while this ASE100X5 gives you 3640.7 N for heavier pushes. Because it is single acting, the spring returns the rod to its home position on air loss, but it does not hold a mid-stroke position, so plan for a positive stop if needed. The male rod thread (B code) simplifies coupling to a tool, and the 1/4" port suits standard shop air lines.
Quick checklist
At 0.5 MPa the push force is 3640.7 N, and at 0.7 MPa it is 5211.5 N, both net of the return spring. The minimum working pressure is 0.2 MPa, and the proof pressure is 1.5 MPa (215 psi).
The short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, so it fits into confined jigs or guards. The fixed TPU bumper at both ends absorbs end-of-stroke impact, and the optional -S magnet allows CMSE or DMSE switches to sense rod position.
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