
The AirTAC Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC32X40SCA is a genuine double-acting aluminum-barrel mini round cylinder with a Ø32mm bore and 40mm stroke, G1/8 air ports and a fixed rubber bumper. Its compact riveted body suits push, hold and clamp motion in tight machine spaces.
The AirTAC MBLC32X40SCA is a double-acting, 32mm bore aluminum mini cylinder with a 40mm stroke. It generates 402N of push force and 346N of pull force at 0.5 MPa, making it well-suited for short, rapid positioning tasks. Unlike the base MBL series, this variant features a screw-adjustable pneumatic cushion at both ends to smoothly decelerate the piston near stroke limits, cutting impact stress on the end covers.
This specific SKU includes a CA pivot or clevis back cover that swings on a pin to accommodate arcing angular loads, preventing rod binding. The riveted rolling-packed aluminum barrel keeps the body compact for tight machine spaces, while the Ø12mm carbon-steel rod features 20µm hard-chrome plating to resist wear. The built-in magnet (-S) supports CMSG, DMSG, and EMSG sensor switches for precise end-of-stroke detection.
| Model | Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC32X40SCA |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder |
| Bore size | Ø32 mm |
| Stroke | 40 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| 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 | Rubber bumper (MBLC variant: adjustable air cushion) |
| Max stroke | Up to 500 mm |
Specifications follow the official AirTAC MBL series datasheet. Confirm against the product label before installation. Standard stroke to 500 mm (special order to 800 mm). Thread options: PT / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 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.
| MBL | Aluminum-barrel mini round cylinder, double acting. |
|---|---|
| 32 | Bore size in mm. |
| ×40 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: MBLC (adjustable cushion), MBLD (double rod), MBLJ (adjustable stroke), MSBL/MTBL (single acting).
Drives a 40mm yarn guide arm on a weaving machine, using the CA clevis to pivot smoothly while the air cushion absorbs the rapid directional reversals.
Actuates a short diverter flap on a packaging conveyor, where the 402N push force easily redirects light cartons and the cushioning prevents end-cap hammering.
Opens and closes a small parts bin discharge flap, relying on the DMSG electronic sensor to confirm the 40mm stroke position before dispensing components.
If your application requires less force, the 25mm bore neighbor provides 245N of push at 0.5 MPa; if you need more power, stepping up to the 40mm bore yields 628N. Choose this MBLC model over the standard MBL when your cycle speeds are high enough that the fixed rubber bumper cannot adequately absorb the kinetic energy. The adjustable needle allows you to tune the end-of-stroke deceleration to match your specific load. Note that the air cushion only slows the piston near the ends and does not function as a load lock; the rod will drift if air is lost or the valve centers. Replacement match: 32mm bore, 40mm stroke, G1/8 port, PT thread, CA pivot back cover, built-in magnet.
Quick checklist
At 0.5 MPa it provides 402N of push and 346N of pull force. At 0.7 MPa, the push increases to 563N. The maximum theoretical force is 82 kgf at 1.0 MPa operating pressure.
The CA back cover is a clevis joint that swings on a pin, ideal for mechanisms requiring arcing motion. The adjustable air cushion at both ends uses a screw needle to trap exhaust air, decelerating the piston smoothly to protect the end covers on fast cycles, unlike a fixed rubber bumper.
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