
The AirTAC Airtac MTF Mini Cylinder MTF32X150CM is a genuine single acting, pull (spring return) JIS-standard round-body mini air cylinder with a Ø32mm bore and 150mm stroke, 1/4" air ports and a SUS304 stainless-steel barrel for mildly corrosive environments. For the same bore and stroke it is shorter than an ISO 6432 cylinder, saving mounting space.
Delivering 266.8 N of net pull force at 0.5 MPa, this AirTAC MTF32X150CM mini cylinder is engineered for single-acting tension and fail-safe-open duties. The internal spring actively pushes the 12 mm rod to the extended rest position, while supplying air to the 1/4 inch port retracts it. Because the spring constantly drives outward, any loss of air pressure forces the rod back out, making it ideal for doors or guards that must open during an outage. The riveted aluminium covers and SUS304 stainless barrel supply reliable mild-corrosion and washdown resistance.
Built to JIS standards, this round-body unit is purposefully shorter than an equivalent ISO 6432 cylinder, saving valuable machine space without sacrificing the full 150 mm stroke. It relies on fixed TPU bumper pads for end-of-stroke deceleration rather than an adjustable air cushion. For sizing tasks, the 266.8 N pull at 0.5 MPa translates to a safe working load of roughly 160 N, or a vertical lift capacity of about 13.6 kg when using a 2:1 safety margin. Note that this specific SKU lacks a magnet and cannot support position sensing; you must specify the -S variant to use CMSG, DMSG, or EMSG switches.
| Model | Airtac MTF Mini Cylinder MTF32X150CM |
|---|---|
| Series | MTF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Single acting, pull (spring return) |
| Port size | 1/4" |
| Rod thread | M10×1.25 |
| 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 – 800 mm/s |
| Cushion | Fixed TPU bumper pads |
| Max standard stroke | Up to 150 mm |
Specifications follow the official AirTAC MF/MFC (JIS-standard) datasheet. Barrel: SUS304 stainless steel; covers: aluminum alloy (round-body, riveted rolling-packed construction). Thread options: PT (blank) / G / NPT.
| Pressure | Pull force (spring return) |
|---|---|
| 0.5 MPa | 266.8 N |
| 0.7 MPa | 405.0 N |
Single-acting pull: the spring extends the rod; air retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa.
| MTF | JIS-standard round-body mini cylinder (single-acting pull, spring-return). |
|---|---|
| 32 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MF-family variants: MF / MFC (double acting ±cushion), MSF / MTF (single acting push / pull), MFD / MFCD (double rod ±cushion), MFJ / MFCJ (adjustable stroke ±cushion). Back covers CA / U / CM. Mounting LB / FA / SDB / TC.
Uses the internal spring to force a guard door open and hold it extended during a compressed air failure, applying 266.8 N of outward thrust for safe operator access.
Pulls a belt or filament tight with 405 N of force at 0.7 MPa, releasing the tension smoothly when air is removed and the spring returns the rod.
Lifts a 13.6 kg load vertically via a pulling hook, relying on air to retract the rod against gravity while the spring safely lowers the load on shutdown.
When sizing this 32 mm bore, evaluate your tension requirements against its 266.8 N pull at 0.5 MPa (405 N at 0.7 MPa). If your load is lighter, stepping down to the MTF25 provides 153.6 N of pull, whereas heavier pulling tasks require the MTF40, which generates 434.8 N at 0.5 MPa. Remember that a minimum operating pressure of 0.2 MPa is required to overcome the internal spring and retract the rod.
This model features a CM round-end back cover and supports LB foot, FA flange, SDB pivot, and TC trunnion mounts. Because this exact configuration ships without a magnet, it cannot accept CMSG, DMSG, or EMSG sensors; choose the -S option if your application requires position feedback.
Quick checklist
This 32 mm bore cylinder provides a net pull force of 266.8 N at 0.5 MPa and 405 N at 0.7 MPa. It requires a minimum operating pressure of 0.2 MPa to overcome the spring, has a maximum pressure of 1.0 MPa, and uses a 1/4 inch air port.
This specific SKU does not include a magnet, so it cannot accept CMSG, DMSG, or EMSG sensors; you need the -S variant for sensing. The spring constantly extends the rod, meaning it fails to the extended position on air loss and cannot hold a mid-stroke load.
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