
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X75SCATC is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 75mm 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 402.2 N of push force at 0.5 MPa, this double-acting JIS-standard round-body mini cylinder integrates a CA pivot back cover and a TC trunnion mount for complex articulation. The SUS304 stainless-steel barrel and riveted aluminium covers resist mild corrosion and washdown, while the two-way piston seal retains an oil film for extended mechanical life. Because the MF body is shorter than an ISO 6432 cylinder for the same 32 mm bore and 75 mm stroke, it saves valuable mounting length in tight machinery.
Equipped with a built-in piston magnet (-S), the unit supports CMSG, DMSG, and EMSG reed or electronic switches for position sensing. Fixed TPU bumper pads and a front-cover anti-impact pad soften stroke-end impact by decelerating the piston, though they do not provide adjustable cushioning. For real-world actuation at 0.5 MPa, plan for a safe working load of about 241 N, which means it can vertically lift roughly 20.5 kg with a 2:1 safety margin. The 1/4" port and M10x1.25 male rod thread handle the required airflow and linkage for this 32 mm bore class.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X75SCATC |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| Rod thread | M10×1.25 |
| 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 | Fixed TPU bumper pads |
| Max standard stroke | Up to 500 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MF | JIS-standard round-body mini cylinder (double-acting). |
|---|---|
| 32 | Bore size in mm. |
| ×75 | 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.
Secures aluminium machining blanks on a CNC fixture using the 402.2 N push force, while the TC trunnion accommodates slight frame torsion during the clamping cycle.
Actuates a routing gate on a packaging line, where the shorter JIS body preserves longitudinal space and the CA pivot allows the arm to swing freely.
Elevates 20 kg tote bins between conveyor tiers, relying on the 32 mm bore to safely lift the load with a 2:1 mechanical margin at 0.5 MPa.
When sizing this 32 mm bore, the adjacent MF25 yields 245.3 N at 0.5 MPa, whereas stepping up to the MF40 provides 628.3 N, letting you fine-tune the force to your fixture. The included TC trunnion pairs with the CA pivot back cover to handle angular misalignment, and the -S magnet allows seamless CMSG or DMSG sensor integration. Remember that a standard cylinder will drift and cannot hold a load if air pressure drops or the valve is centred; the TPU pads only dampen the end of travel rather than locking the rod. For suspended loads, add an external rod lock or a pilot-operated check valve. At a 75 mm stroke, side-load stress is minimal, but always guide the rod end to prevent premature seal wear.
Quick checklist
This 32 mm bore cylinder features a 1/4" port and an M10x1.25 male rod thread. It generates 402.2 N push and 345.6 N pull at 0.5 MPa, 563 N push and 483.8 N pull at 0.7 MPa, with a theoretical maximum force of 82 kgf at 1.0 MPa.
No, the base MF uses fixed TPU bumper pads to decelerate the stroke end rather than an adjustable air cushion; for variable cushioning, look at the MFC variant. However, the -S magnet in this model fully supports CMSG, DMSG, and EMSG position switches.
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