
The AirTAC Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X200-50S is a genuine double-acting aluminum-barrel mini cylinder with a Ø32mm bore, a 200mm nominal stroke and a rear adjustable-stroke stopper — trim up to 50mm for a usable window of 150–200mm. Adjustable air cushion (both ends).
The AirTAC MBLCJ32X200-50S is a compact double-acting aluminum mini cylinder featuring a rear stroke adjuster and an adjustable air cushion at both ends. It delivers 402 N of push force and 346 N of pull force at 0.5 MPa, making it well-suited for mid-range positioning tasks. The 50 mm rear adjuster creates a usable stroke window of 150 to 200 mm, allowing you to fine-tune the end position without moving the physical mount. A built-in magnet (-S) enables CMSG reed or DMSG/EMSG solid-state sensors to track rod position.
Unlike the fixed rubber bumper on the base MBLJ, this model uses screw-tunable air cushions to decelerate the rod near each end cover, absorbing kinetic energy from heavier 200 mm moves. The riveted rolling-packed barrel and grease-retaining two-way piston seal lock in lubrication for a long service life, while the Ø12 mm carbon-steel rod features 20 µm hard-chrome plating to resist corrosion and scoring. Remember that the rear stopper sets the travel end but does not hold the load, and the cushion only decelerates; neither acts as a mechanical lock.
| Model | Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X200-50S |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (adjustable stroke) |
| Bore size | Ø32 mm |
| Nominal stroke | 200 mm |
| Adjustable window | 150–200 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. |
| ×200 | 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).
Governs the plunge depth of a spindle on a printed circuit board routing machine, using the 150-200 mm adjustable window to dial in exact cutting depths while the air cushion prevents hard stops.
Drives a capping head down onto plastic bottles; the 402 N push force at 0.5 MPa secures caps firmly, and the cushioning decelerates the toolhead to avoid cracking the plastic threads.
Actuates a diverting arm on a packaging conveyor, relying on the DMSG electronic sensor to confirm full extension before passing the pallet downstream.
If you need less force, stepping down to the 25 mm bore yields 245 N push at 0.5 MPa, whereas moving up to the 40 mm bore provides 628 N. Choose the MBLCJ over the MBLJ when your application generates too much end-of-stroke kinetic energy for a fixed bumper, or pick the MBLC if you require a fixed stroke without the rear adjustment mechanism. Because the 50 mm adjuster extends the overall length (A + 2 x stroke + adjust), ensure your machine envelope accommodates the extra tail length.
When ordering a replacement, verify the 32 mm bore, 200 mm stroke, 50 mm adjust code, G1/8 port, PT thread, and the -S magnet. This cylinder lacks a back-cover option and cannot accept an SDB pivot; mounting is limited to Basic, FA flange, or LB foot. Since the stroke is 200 mm, the 12 mm rod is susceptible to bending under off-center loads—always use an external guide rail to prevent side-load damage.
Quick checklist
At 0.5 MPa, this 32 mm bore cylinder generates 402 N of push force and 346 N of pull force. At 0.7 MPa, the push force is 563 N. The maximum theoretical force is 82 kgf at 1.0 MPa.
The 50 mm rear adjuster physically stops the piston early, giving you a usable 150-200 mm travel window, but it does not lock or hold the load. The adjustable air cushion only controls the deceleration rate at the stroke ends to protect the end covers; it also does not act as a brake.
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