
The AirTAC Airtac B04-SC Construction Machinery Special Standard Cylinder B04-SC32X200 is a genuine double-acting standard air cylinder with a Ø32mm bore and 200mm stroke, PT1/8 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The B04-SC32X200 is AirTAC's construction-machinery dedicated variant of the standard SC32X200 double-acting pneumatic cylinder. The B04- prefix designates its deployment in heavy-equipment builds, though mechanically it shares the exact physical specs of the base model. With a 32mm bore and 200mm stroke, it provides a push force of 563N at 0.7 MPa.
This tie-rod cylinder features a 12mm piston rod, a body length A of 140mm, and 21mm adjustable cushions to absorb end-of-stroke impact. It operates on filtered air at pressures up to 1.0 MPa, making it a robust choice for demanding machinery setups.
| Model | Airtac B04-SC Construction Machinery Special Standard Cylinder B04-SC32X200 |
|---|---|
| Series | SC standard tie-rod cylinder |
| Bore size | Ø32 mm |
| Stroke | 200 mm |
| Acting type | Double acting |
| Port size | PT1/8 |
| 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, 21 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC SC series datasheet. Operating pressure 0.15–1.0 MPa, proof pressure 1.5 MPa, temperature −20 to +70 °C. Confirm against the product label before installation. Thread options: PT (standard) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (approx.) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SC | Standard tie-rod cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×200 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: SCD (double rod), SCJ (adjustable stroke), SCT (multi-position). Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
Actuates secondary safety latches and access panels on heavy excavator cabs where a compact 32mm bore and 200mm stroke fit neatly within the frame.
Drives discharge chute diverters on concrete mixing equipment, utilizing the 563N push force at 0.7 MPa to move heavy, material-laden gates.
Provides automated positioning for auxiliary pilot control levers on front-end loaders, relying on adjustable cushions to prevent harsh mechanical stops.
This 32mm bore offers 402N of push force at 0.5 MPa; if your application requires less force, step down to a 25mm bore, or step up to a 40mm bore (628N at 0.5 MPa) for heavier loads. For replacements, match the 32mm bore, 200mm stroke, PT1/8 port thread, basic mounting, and non-magnet configuration exactly.
Because the 200mm stroke exceeds 300mm, be aware of side-load risks on the 12mm rod. An external guide or a guided cylinder should be used to prevent rod-bearing bending under offset loads.
Quick checklist
The B04- prefix indicates this is AirTAC's construction-machinery dedicated variant of the SC32X200 cylinder. It is mechanically identical to the standard SC32X200, offering the same 32mm bore, 200mm stroke, and 563N push force at 0.7 MPa, simply designated for heavy-equipment manufacturing.
No, the B04-SC32X200 is a double-acting air cylinder and will drift or drop if air pressure is lost or exhausted. The adjustable cushion only decelerates the piston near stroke end; a mechanical lock or external rod brake is required to hold a load safely.
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