
The AirTAC MICJ Adjustable Mini Cylinder MICJ40X15-10 is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø40mm bore and 15mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in a precise 5 to 15 mm forward stop on site with the AirTAC MICJ40X15-10, a round-body stainless-steel mini cylinder that shortens the extend end by up to 10 mm via an external screw. The retract stroke remains full, while a needle-set adjustable air cushion at both ends soaks up high-speed shock to protect your tooling.
It features a 1/4" port, an M12x1.25 male rod thread, and a durable riveted construction that resists mild corrosion and washdown environments. Note that this SKU lacks a magnet and cannot host CMSG, DMSG, or EMSG sensors.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ40X15-10 |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 15 mm |
| Acting type | Double acting, double rod, adjustable stroke + cushion |
| Port size | 1/4" |
| Rod thread | M12×1.25 |
| 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 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MI/MIC (ISO 6432) datasheet. Barrel & rod: stainless steel (round-body, riveted construction). Thread options: PT (blank) / G. Note: the Ø40 bore is a larger, non-ISO-6432 size.
| Pressure | Force (both ways) |
|---|---|
| 0.5 MPa | 528 N |
| 0.7 MPa | 739 N |
| Max (@1.0 MPa) | 108 kgf |
MIJ / MICJ are double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| MICJ | round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×15 | Stroke length in mm. |
| -10 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MI-family variants: MI / MIC (double acting ±cushion), MSI / MTI (single acting push / pull), MID / MICD (double rod ±cushion), MIJ / MICJ (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Slam cartons shut at high speed while the adjustable air cushion decelerates the 40 mm piston near the end of its 15 mm travel, preventing crushed packaging.
Choose this Ø40 model when you need substantial force in a compact footprint and require on-the-fly tuning of the forward impact without swapping cylinders. The adjustable stop screw and cushion combination is perfect for fast, settable-position moves, but remember the screw only sets the end position—it is not a mid-stroke lock.
If your process demands position holding on air loss, the piston will drift; you must add an external rod lock or pilot-operated check valve. Mount this cylinder using LB foot, FA flange, or TC trunnion brackets, or CA, U, R, and CM back covers (the SDB pivot-block is not available on this adjustable variant). Because this specific SKU has no -S magnet, it cannot accept magnetic switches.
Quick checklist
This 40 mm bore cylinder features a 1/4" port and an M12x1.25 male rod thread. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
An external screw shortens the extend stroke by up to 10 mm (usable range 5-15 mm), while the needle-set air cushion at both ends decelerates the piston at high speed. The cushion only slows travel near the end and does not act as a brake; the cylinder will drift on air loss, so use an external rod lock for holding. Additionally, this non-S SKU lacks a magnet and cannot accept position sensors.
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