
The AirTAC Airtac ACQ Ultra Thin Air Cylinder ACQ100X90 is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø100mm bore and 90mm stroke, PT3/8 air ports and a C-clip / riveted short body that saves mounting depth. Magnetic-switch slots around the body accept position sensors.
The AirTAC ACQ100X90 is a double-acting, single-rod JIS compact cylinder engineered to deliver substantial force within a minimal axial footprint. Utilizing a riveted piston-to-rod connection and C-clip assembly, the short body design significantly reduces mounting depth compared to traditional round-body options. At 0.5 MPa, this 100mm bore generates 3927 N of push force and 3524.8 N of pull force, peaking at a maximum push capacity of 801 kgf at 1.0 MPa.
This 90mm stroke unit features a robust 32mm piston rod and a PT3/8 port. The female rod-end thread (M20x2.5) provides a secure load coupling, though care must be taken to avoid side loading on the compact rod. Instead of an adjustable air cushion, the cylinder relies on fixed NBR elastomer bumpers at both ends to absorb end-stop impact. The body includes magnetic-switch grooves, but this specific configuration ships without a sensor magnet.
| Model | Airtac ACQ Ultra Thin Air Cylinder ACQ100X90 |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø100 mm |
| Stroke | 90 mm |
| Acting type | Double acting |
| Port size | PT3/8 |
| Rod end thread | M20×2.5 female / M26×1.5 male (B) |
| 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 – 500 mm/s |
| Cushion | Bumper (both ends) |
| Max standard stroke | Up to 100 mm |
Specifications follow the official AirTAC ACQ JIS compact-cylinder datasheet. Confirm against the product label before installation. Port thread: PT (standard); G and NPT available. Rod: female thread (blank) / male thread (B).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3525 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| ACQ | JIS compact (thin) double-acting cylinder series. |
|---|---|
| 100 | Bore size in mm. |
| ×90 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch position sensing (omit = no magnet). |
| B | Male-thread piston rod (omit = female-thread rod). |
Thread: PT standard (G / NPT available). Related ACQ-family variants: ASQ (single-acting push), ATQ (single-acting pull), ACQD (double rod), ACQJ (adjustable stroke), TACQ (guided / non-rotating).
Provides high push force for ejecting dense plastic parts from injection molding machinery, utilizing the 90mm stroke to clear the mold cavity efficiently.
Drives bearings or bushings into automotive assemblies, relying on 3927 N of extend force at 0.5 MPa to seat components without an oversized footprint.
Raises heavy pallets in packaging lines, where the compact C-clip body saves vertical space and the fixed NBR bumpers manage the deceleration at the top of the 90mm travel.
When sizing this model, consider stepping down to the 80mm bore for lighter loads, which provides 2513.2 N of push force at 0.5 MPa. If your application demands even more power, the ACQ100X90 sits at the top of the standard range, offering the maximum 801 kgf push. Keep in mind that a plain ACQ body does not hold its position if air pressure is lost or the valve is centered; the rod will drift, and the fixed bumper only decelerates it near the stroke end. For fail-safe load holding, an external rod lock or pilot-operated check valve is required.
To order, confirm your essential specifications: 100mm bore, 90mm stroke, PT3/8 port, female rod-end thread (M20x2.5), and no sensor magnet. Operating pressure ranges from 0.15 to 1.0 MPa, with a speed range of 30-500 mm/s.
Quick checklist
The ACQ100X90 delivers a push force of 3927 N and a pull force of 3524.8 N at 0.5 MPa. At 0.7 MPa, the push force is 5497.8 N, with a maximum push capacity of 801 kgf at 1.0 MPa. It operates between 0.15 and 1.0 MPa, with a proof pressure of 1.5 MPa, and supports speeds from 30 to 500 mm/s.
No, the ACQ100X90 uses fixed NBR elastomer bumpers at both ends rather than an adjustable air cushion. For high-speed or high-energy cycles, you should add an external shock absorber or slow the approach speed. Additionally, this model does not include a sensor magnet, though the body retains grooves for adding reed or electronic switches if needed.
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