
The AirTAC Airtac ACQ Ultra Thin Air Cylinder ACQ100X80SB is a genuine double-acting COMPACT (thin) air cylinder built to JIS dimensions, with a Ø100mm bore and 80mm 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 ACQ100X80SB is a double-acting JIS compact cylinder engineered for substantial actuation tasks, delivering a 3927 N push and 3524.8 N pull at 0.5 MPa. Its short C-clip and riveted body design drastically reduces axial mounting depth compared to traditional round-body units, making it highly effective for machinery where space is strictly limited. The hard-anodized aluminum bore ensures durability across a high cycle life.
This specific configuration includes an S option for a built-in piston magnet, enabling seamless integration with AirTAC reed or electronic solid-state switches via the body's peripheral grooves. The B option equips the 32 mm rod with a male M26x1.5 thread for direct load coupling. Deceleration is handled by fixed NBR elastomer bumpers at both ends, which are not field-adjustable, so high kinetic energy applications should utilize external shock absorbers.
| Model | Airtac ACQ Ultra Thin Air Cylinder ACQ100X80SB |
|---|---|
| Series | ACQ JIS compact (thin) cylinder |
| Bore size | Ø100 mm |
| Stroke | 80 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. |
| ×80 | 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).
Drives heavy ejector pins in plastic injection molding machines, utilizing the 3927 N extend force to reliably strip dense parts from steel molds.
Secures large cast iron engine blocks during CNC machining, using the male M26x1.5 rod end for a rigid, direct thread connection to the fixture jaw.
Actuates heavy-duty diverting arms on automated packaging conveyors, where the compact body length preserves critical clearance along the line.
Selecting this 100 mm bore unit means operating within a 3927 N push capacity at 0.5 MPa, stepping up from the 80 mm bore that provides 2513.2 N, or stepping down from the 125 mm big-bore variant that outputs 6135.9 N. Ensure your layout accommodates the PT3/8 porting and the 80 mm stroke within the 100 mm maximum standard stroke limit for this size. Because the fixed bumper only decelerates the piston near the end of travel and provides no braking force, a fail-safe load holding application will require an external rod lock or pilot-operated check valve to prevent drift upon air loss. Confirm your ordering essentials: 100 mm bore, 80 mm stroke, male M26x1.5 rod thread, and the integrated sensor magnet.
Quick checklist
At 0.5 MPa, the push force is 3927 N and the pull force is 3524.8 N. At 0.7 MPa, the push force reaches 5497.8 N. The maximum push force is 801 kgf at 1.0 MPa. Operating pressure ranges from 0.15-1.0 MPa, with a speed range of 30-500 mm/s.
It relies on fixed NBR elastomer bumpers at both ends, which are not adjustable air cushions, so high-speed approaches may need external shock absorbers. The included S magnet allows position detection using either AirTAC reed or electronic solid-state switches mounted in the body grooves.
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