
The AirTAC Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X50-50 is a genuine double-acting aluminum-barrel mini cylinder with a Ø32mm bore, a 50mm nominal stroke and a rear adjustable-stroke stopper — trim up to 50mm for a usable window of 0–50mm. Adjustable air cushion (both ends).
The AirTAC MBLCJ32X50-50 is a compact double-acting aluminum mini cylinder featuring a rear stroke adjuster and an adjustable air cushion at both ends. The 50mm adjustment code allows you to trim the rear travel stopper, creating a usable stroke window of 0-50mm. Delivering 402N push and 346N pull force at 0.5MPa, it suits medium-duty positioning tasks. The riveted rolling-packed barrel and heterogeneous two-way grease-retaining piston seal ensure long-term lubrication retention.
Unlike the base MBLJ which uses a fixed rubber bumper, this MBLCJ variant uses screw-tunable end-of-stroke cushioning to decelerate heavier loads smoothly, protecting the end covers. The rear stopper sets the travel end position but does not hold the load; the cylinder drifts without live air pressure. This PT-threaded SKU lacks a built-in magnet, meaning it cannot accept a CMSG, DMSG, or EMSG position sensor switch.
| Model | Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X50-50 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (adjustable stroke) |
| Bore size | Ø32 mm |
| Nominal stroke | 50 mm |
| Adjustable window | 0–50 mm (trim 50 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 500 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 | 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 margin.
| MBLCJ | MBLCJ aluminum-barrel adjustable-stroke mini cylinder with adjustable cushion. |
|---|---|
| 32 | Bore size in mm. |
| ×50 | Nominal stroke length in mm. |
| -50 | 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 the vertical plunge of a PCB depaneling router. The 402N force handles the cutting resistance, while the 0-50mm stroke window sets the exact cut depth and the air cushion prevents snapping the bit at stroke end.
Presses caps onto filled containers on a rotary filler. The adjustable rear stopper dials in the exact 30mm downward travel for different bottle heights, and the tunable cushion avoids shattering glass caps on impact.
Positions a fabric edge guide roller in a loom. The 346N pull force maintains proper web tension, and the cushioned ends absorb the reversal shock of the 50mm rapid traversing motion.
Stepping down to the 25mm bore yields 245N push force, whereas stepping up to the 40mm bore provides 628N push at 0.5MPa. Choose this 32mm bore when your load requires 346-402N of force and you need precise end-position tuning. The adjustable air cushion is ideal for faster moves that need controlled deceleration, while the fixed-stroke MBLC is better if you do not need rear travel trimming.
Remember that the rear travel adjuster is a stop, not a lock, and the cushion only decelerates; neither holds position without live air. Mounting is limited to Basic, FA flange, or LB foot options (no SDB or back-cover variants). The exact replacement match is a 32mm bore, 50mm stroke, 50mm adjust code, G1/8 port, PT thread, and no S magnet. With a 12mm rod and 50mm stroke, side-load is minimal, but external guides are recommended for lateral forces.
Quick checklist
The MBLCJ32X50-50 has a 32mm bore and a G1/8 port. It delivers 402N push and 346N pull at 0.5MPa, 563N push at 0.7MPa, and a maximum theoretical force of 82kgf at 1.0MPa. The rod is 12mm with an M10x1.25 end thread.
This specific SKU lacks the -S code, so it has no built-in magnet and cannot accept a CMSG, DMSG, or EMSG sensor switch. The 50mm rear adjustment is a travel stop that sets the end position within a 0-50mm window; it is not a lock. The adjustable air cushion only decelerates the load near the covers. Neither feature holds the rod in place without live air pressure.
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