
The AirTAC B04-SC Construction Machinery Special Standard Cylinder B04-SC63X160 is a genuine double-acting standard air cylinder with a Ø63mm bore and 160mm stroke, PT1/4 air ports and adjustable end cushioning. It is used for push, pull, lift and clamp motion in industrial automation.
The B04-SC63X160 is AirTAC's construction-machinery dedicated variant of the standard SC63X160 tie-rod cylinder. The B04- prefix designates it for heavy-equipment builders, but mechanically it is identical to the base model. This double-acting pneumatic cylinder provides 1559N of push force at 0.5MPa and up to 2805N at 0.9MPa, making it well-suited for robust actuation tasks.
It features a 20mm piston rod, PT1/4 porting, and 28mm adjustable cushions to absorb end-of-stroke impact. With a body length A of 153mm, the total extended length is 313mm. The standard TPU seals support an operating temperature range of -20 to +70C.
| Model | Airtac B04-SC Construction Machinery Special Standard Cylinder B04-SC63X160 |
|---|---|
| Series | SC standard tie-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 160 mm |
| Acting type | Double acting |
| Port size | PT1/4 |
| Rod thread | M16×1.5 |
| 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, 28 mm |
| Max stroke | Up to 1500 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 | 1559 N | 1402 N |
| 0.7 MPa | 2182 N | — |
| Max (approx.) | 318 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. |
|---|---|
| 63 | Bore size in mm. |
| ×160 | 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 heavy access panels and cab doors on excavators and loaders where a 1559N push force at 0.5MPa is sufficient.
Provides reliable clamping pressure for holding steel components or framing in place during machinery assembly or welding processes.
Drives diverter valves and flow control mechanisms in concrete mixers or aggregate processing equipment.
This 63mm bore offers a solid middle ground between the 50mm bore (982N push at 0.5MPa) and the larger 80mm bore (2513N push at 0.5MPa). Choose this model when your construction machinery requires moderate force and a 160mm stroke. For exact replacements, match the 63mm bore, 160mm stroke, PT thread, basic mounting, and non-magnet configuration.
At 160mm of stroke, side loads can stress the rod bearing. If the application involves heavy off-center loads typical in construction equipment, use an external guide rail or a guided cylinder to prevent rod bending and premature seal wear.
Quick checklist
The B04- prefix indicates that this is AirTAC's construction-machinery dedicated line. It is mechanically identical to the standard SC63X160 cylinder, offering the same 63mm bore, 160mm stroke, and 2805N maximum thrust at 0.9MPa.
No, the SC series is double-acting and does not lock or hold position without live air pressure. The adjustable cushion only decelerates the piston at stroke ends. If your construction application must hold a load, you need an external mechanical lock or a pilot-operated check valve.
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