
The AirTAC Airtac ACED Double-acting Compact Cylinder ACED16X70B is a genuine double acting, double rod ISO 21287 compact air cylinder with a Ø16mm bore and 70mm 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 double acting compact cylinder carries a rod out of both covers, so the 16 mm bore delivers the same 75.4 N at 0.5 MPa (105.6 N at 0.7 MPa) whether it pushes or pulls - both strokes work on the rod-side area. The B code gives a male 8 mm rod thread on each end. Running on 0.15-1.0 MPa (22-145 psi) air filtered to 40 um, it moves at 30-500 mm/s and survives proof pressure of 1.5 MPa (215 psi).
The ISO 21287 short body saves about 50% of the mounting length of an ISO 15552 profile cylinder, which is why it slots into slim pick-and-place arms and compact test rigs. A hard-anodized aluminium body with a hard-chrome plated S45C rod resists wear, fixed TPU bumpers absorb end-of-stroke shock at both covers, and the through-rod resists rotation so a back-end rod can carry a sensor flag. Plan on roughly 45 N of usable work at 0.5 MPa (a 0.6 margin), which lifts about 4.6 kg vertically - halve that for a 2:1 margin on real parts. Note: no magnet is fitted on this code; order the optional -S version if you need CMSE / DMSE switch sensing.
| Model | Airtac ACED Double-acting Compact Cylinder ACED16X70B |
|---|---|
| Series | ACED compact cylinder |
| Standard | ISO 21287 |
| Bore size | Ø16 mm |
| Stroke | 70 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Cushion | Fixed TPU bumper (both ends) |
| Max standard stroke | Up to 75 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 75 N |
| 0.7 MPa | 106 N |
| Max (@1.0 MPa) | 15 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| ACED | ISO 21287 compact cylinder (double-rod). |
|---|---|
| 16 | Bore size in mm. |
| ×70 | 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.
The through-rod pushes and pulls with identical 75.4 N force, ideal for sliding PCB trays or vial racks between two stations in a compact lab automation cell.
A male-threaded rod on each end lets one cylinder clamp a small aluminium bracket from both sides in a machining jig, with the 70 mm stroke clearing the load path.
Mount a flag on the rear rod to trip a proximity sensor on a bottling-line gate - or order the -S code with CMSE / DMSE switches for direct piston sensing.
At 75.4 N per direction this bore 16 sits between the 12 mm frame (42.4 N) and the 20 mm frame (117.8 N) - step up to 20 mm if your fixture needs the extra margin, or down to 12 mm for lighter gates. The 70 mm stroke is within the 75 mm standard limit for this bore. Remember that a plain double-rod cylinder drifts when air is lost, so add a rod lock or pilot check for held loads. Foot (LB), flange (FA/FB) and FTC brackets bolt to the ISO 21287 face; the male rod thread (B) suits external knuckles.
Quick checklist
Yes - the double-rod design exposes the rod-side area on both strokes, so force is equal either way: 75.4 N at 0.5 MPa and 105.6 N at 0.7 MPa, with a maximum of 15.4 kgf at 1.0 MPa. Operating range is 0.15-1.0 MPa (22-145 psi), proof pressure 1.5 MPa (215 psi), speed 30-500 mm/s, and the 70 mm stroke is within the 75 mm standard limit for bore 16.
It is an ISO 21287 compact cylinder with a hard-anodized aluminium body, hard-chrome plated S45C rod and fixed TPU bumpers at both ends, about 50% shorter in mounting length than an ISO 15552 profile cylinder. This code has no magnet fitted; order the optional -S version to enable CMSE / DMSE reed or solid-state switches in the body's magnet slots.
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