
The AirTAC Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X500-75S is a genuine double-acting aluminum-barrel mini cylinder with a Ø32mm bore, a 500mm nominal stroke and a rear adjustable-stroke stopper — trim up to 75mm for a usable window of 425–500mm. Adjustable air cushion (both ends).
The AirTAC MBLCJ32X500-75S is a compact double-acting aluminum mini cylinder featuring a rear stroke adjuster and a tunable air cushion at both ends. It delivers 402 N push and 346 N pull force at 0.5 MPa. The 75 mm rear adjuster yields a usable 425-500 mm travel window, allowing precise end-position tuning for long-stroke tasks. A built-in magnet (-S) enables position detection via CMSG reed or DMSG/EMSG solid-state switches.
Unlike the base MBLJ with its fixed rubber bumper, this model uses screw-tunable end-of-stroke cushioning to decelerate heavier loads over its 500 mm travel, protecting the end covers. The riveted rolling-packed barrel and heterogeneous two-way grease-retaining piston seal retain lubrication, while the Ø12 mm hard-chrome carbon-steel rod resists wear. Remember, the rear adjuster is a travel stop, not a load lock; external guides are recommended for long strokes to prevent rod bending.
| Model | Airtac MBLCJ Adjustable Mini Cylinder MBLCJ32X500-75S |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (adjustable stroke) |
| Bore size | Ø32 mm |
| Nominal stroke | 500 mm |
| Adjustable window | 425–500 mm (trim 75 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. |
| ×500 | Nominal stroke length in mm. |
| -75 | 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 yarn tension across a 500 mm span; the 425-500 mm rear trim dials in exact beam engagement, while the 402 N force maintains steady tension.
Deploys heavy industrial storage racks; the adjustable air cushion halts the 500 mm travel softly to prevent drawer derailment and component shock.
Actuates a routing gate on a packaging line; the -S magnet triggers a DMSG solid-state switch to confirm the 425-425 mm adjusted stroke completes safely.
For lower force needs, step down to the 25 mm bore (245 N push @0.5 MPa); for higher loads, step up to the 40 mm bore (628 N push @0.5 MPa). Choose MBLCJ over the MBLJ when your application requires tunable deceleration rather than a fixed bumper, or over the MBLC if you need adjustable stroke limits. The rear stopper sets the travel end and the cushion only decelerates; neither holds the load, so use an external lock for position holding. Mounting is limited to Basic, FA, or LB (no SDB or back cover). Replacement match: 32 mm bore, 500 mm stroke, 75 mm adjust, G1/8 PT thread, magnet included.
Quick checklist
At 0.5 MPa it provides 402 N push and 346 N pull force. At 0.7 MPa it delivers 563 N push. The maximum theoretical force is 82 kgf at 1.0 MPa.
The 75 mm rear adjuster acts as a mechanical travel stop, creating a 425-500 mm usable window, but it does not lock the load. The adjustable air cushion is a screw-tunable valve that bleeds trapped air to decelerate the piston near the ends, protecting the covers from impact.
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Covers non-human-caused product damage.
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