
The AirTAC Airtac SCJ32 Standard Cylinder SCJ32X130-20 is a genuine double-acting SINGLE-ROD air cylinder with a rear-cap ADJUSTING SCREW: the stroke end is field-adjustable within a 20 mm range without swapping the cylinder. Ø32mm bore, 130mm nominal stroke, PT1/8 ports and adjustable end cushioning.
The SCJ32X130-20 is a double-acting, single-rod pneumatic cylinder with a rear adjusting screw that lets you shorten the effective stroke by up to 20 mm in the field. At 0.5 MPa it delivers 402 N push and 345 N pull, making it a practical actuator for light clamping, sorting, or diverting tasks where the end position needs occasional tweaking.
This 32 mm bore model uses a 12 mm rod, PT1/8 ports, and an M10x1.25 rod thread. The body length A(SCJ) is 182 mm, and the adjustable air cushion helps decelerate the piston smoothly. The cylinder is rated for 0.15–1.0 MPa and speeds of 30–800 mm/s, with a maximum standard stroke of 1000 mm for this bore.
| Model | Airtac SCJ32 Standard Cylinder SCJ32X130-20 |
|---|---|
| Series | SCJ adjustable-stroke tie-rod cylinder |
| Bore size | Ø32 mm |
| Nominal stroke | 130 mm |
| Stroke adjustment | Up to 20 mm (rear adjusting screw) |
| Acting type | Double acting (single rod) |
| 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 SCJ (adjustable-stroke) datasheet. The rear adjusting screw sets the stroke end position; force is the same as the equivalent single-rod SC bore. 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 (@1.0 MPa) | 82 kgf | |
SCJ is single-rod, so force matches the equivalent SC bore: push uses the full bore area, pull subtracts the rod area. Actual usable force is lower than theoretical due to friction and back-pressure; size with a safety margin.
| SCJ | Adjustable-stroke tie-rod cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×130 | Nominal (maximum) stroke length in mm. |
| -20 | Adjustable-stroke range in mm (options 10/20/30/40/50/75/100). |
| -S | Optional built-in magnet for sensor position sensing. |
Related types: SC (single rod, fixed stroke), SCD (double rod), SCT (multi-position). SCJ mounting: Basic, FA, LB, TC, TCM1. Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
During machine setup, technicians can dial in the exact retract stop position with the rear screw, eliminating the need to fabricate shims or swap cylinders.
Adjust the stroke end to match different lane widths on a conveyor. The 20 mm range handles product changeovers without mechanical rework.
As gripper pads or clamp faces wear down, the adjusting screw can be turned to restore the original clamping position, extending maintenance intervals.
Choose the SCJ32 when you need a compact adjustable-stroke cylinder in the 402 N push class. If the load demands more force, step up to the 40 mm bore (628 N push at 0.5 MPa). For applications that don't require stroke adjustment, the fixed-stroke SC32 is a simpler, cost-effective alternative. A direct replacement must match the 32 mm bore, 130 mm nominal stroke, 20 mm adjust range, PT ports, and basic mounting. At 130 mm stroke, rod deflection is minimal, but for any side-loading use an external guide rail.
Adjustable-stroke checklist
At 0.5 MPa, it provides 402 N pushing and 345 N pulling (the pull force is lower because of the single 12 mm rod). At the maximum operating pressure of 0.9 MPa, the push force reaches 724 N.
Only if you need the adjustable stroke feature. The SCJ32X130-20 is slightly longer than the fixed-stroke SC32 and adds a rear screw. It matches the same bore, port, and rod dimensions, but ensure the extra length and the 20 mm adjustment range fit your machine envelope.
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