
The AirTAC Airtac MBLCJ Adjustable Mini Cylinder MBLCJ25X160-10S is a genuine double-acting aluminum-barrel mini cylinder with a Ø25mm bore, a 160mm nominal stroke and a rear adjustable-stroke stopper — trim up to 10mm for a usable window of 150–160mm. Adjustable air cushion (both ends).
The AirTAC MBLCJ25X160-10S is a compact double-acting aluminum mini cylinder featuring a rear stroke adjuster and a tunable air cushion at both ends. It delivers 245 N of push force and 206 N of pull force at 0.5 MPa. The rear stopper allows you to trim up to 10 mm of travel, providing a usable stroke window of 150 to 160 mm. This makes it highly effective for refining end positions on packaging equipment where a 160 mm standard stroke is slightly too long.
Unlike the base MBLJ which relies on a fixed rubber bumper, this model uses screw-tunable pneumatic cushioning to decelerate the rod smoothly near the stroke ends, protecting the end covers during faster cycling. The riveted rolling-packed aluminum barrel houses a Ø10 mm carbon-steel rod with 20 µm hard-chrome plating, while a heterogeneous two-way grease-retaining piston seal maintains lubrication. The built-in magnet (-S) enables precise rod position detection using CMSG reed or DMSG/EMSG solid-state switches.
| Model | Airtac MBLCJ Adjustable Mini Cylinder MBLCJ25X160-10S |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (adjustable stroke) |
| Bore size | Ø25 mm |
| Nominal stroke | 160 mm |
| Adjustable window | 150–160 mm (trim 10 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 | Adjustable air cushion (both ends) |
| Max standard stroke | Up to 300 mm |
The rear stopper sets the end position — it is a travel stop, not a lock. Overall length = A + 2 × stroke + adjustable stroke. MBLJ/MBLCJ mounting is Basic / FA / LB only (no SDB, no back-cover code). Thread options: PT / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 245 N | 206 N |
| 0.7 MPa | 344 N | — |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a margin.
| MBLCJ | MBLCJ aluminum-barrel adjustable-stroke mini cylinder with adjustable cushion. |
|---|---|
| 25 | Bore size in mm. |
| ×160 | Nominal stroke length in mm. |
| -10 | Adjustable-stroke amount (mm you can trim at the rear). |
| S | Optional built-in magnet for a CMSG/DMSG/EMSG sensor switch. |
Related: MBLJ (adjustable stroke, fixed bumper), MBL (fixed stroke), MBLD (double rod).
Drives a folding mechanism on case erecting lines, using the 245 N push force at 0.5 MPa to tuck flaps securely while the adjustable cushion prevents harsh impact at 160 mm extension.
Trims the 10 mm rear stroke window to set a precise 155 mm feed gap on a labeling head, allowing rapid format changes without moving the cylinder's physical mounting block.
Utilizes the built-in magnet with a CMSG reed switch to confirm retraction on a textile loom stopper, ensuring the 206 N pull force has fully cleared the feed path before the next cycle.
If you need less force, stepping down to the 20 mm bore yields 157 N push at 0.5 MPa; stepping up to the 32 mm bore provides 402 N push. Choose this MBLCJ over the MBLJ when your moving mass requires tunable end-of-stroke deceleration rather than a fixed bumper impact, or over the MBLC if you need on-the-fly stroke length trimming. The rear adjuster sets the travel end and the cushion only decelerates; neither component locks or holds the load, so external locking mechanisms are required for static positioning. Mounting is restricted to Basic, FA (flange), or LB (foot) brackets—SDB pivot or back-cover options are not available on this body type. For a direct replacement, match the 25 mm bore, 160 mm stroke, 10 mm adjust code, G1/8 port, PT thread form, and the -S magnet specification. Because the stroke is 160 mm, use an external guide to prevent side-load bending on the 10 mm rod.
Quick checklist
At 0.5 MPa, this 25 mm bore cylinder provides 245 N push and 206 N pull force. At 0.7 MPa, the push force increases to 343 N. The maximum theoretical force is 50 kgf at 1.0 MPa, with a proof pressure of 1.5 MPa.
The rear stroke adjuster physically stops the piston to trim travel within a 150-160 mm window, but it does not hold the load. The adjustable air cushion uses a screw valve to meter exhaust air, decelerating the piston near the end covers to reduce impact shock; it also does not lock the rod.
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