
The AirTAC Airtac B01-SDA Dedicated Cylinder B01-SDA63X20SB is a genuine double-acting COMPACT (thin) air cylinder with a Ø63mm bore and 20mm stroke, PT1/4 air ports and a riveted short body that saves mounting depth. Sensor slots around the body accept magnetic switches for position sensing.
The AirTAC B01-SDA63X20SB is a double-acting, single-rod compact cylinder. The leading B01- prefix marks this as an application-dedicated, customer-specified variant of the base SDA63X20SB; mechanically, it is identical, delivering 1558.6 N of push force and 1401.5 N of pull force at 0.5 MPa. Its riveted body assembly drastically reduces axial mounting depth compared to round-body units, making it highly effective for tight machine footprints.
This specific configuration includes a built-in piston magnet (S) for direct mounting of AirTAC reed or electronic switches along the body grooves, and a male-thread piston rod end (B) sized at M18x1.5 for secure load coupling. Deceleration at the stroke ends relies on a fixed NBR bumper rather than an adjustable air cushion, meaning operators should slow the approach or utilize external shock absorbers for high-energy loads. The 20 mm stroke operates on a PT1/4 port and runs at speeds between 30 and 500 mm/s.
| Model | Airtac B01-SDA Dedicated Cylinder B01-SDA63X20SB |
|---|---|
| Series | SDA compact (thin) cylinder |
| Bore size | Ø63 mm |
| Stroke | 20 mm |
| Acting type | Double acting |
| Port size | PT1/4 |
| Rod end thread | M10×1.5 female / M18×1.5 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 | Fixed NBR bumper (both ends) |
| Max standard stroke | Up to 120 mm |
Specifications follow the official AirTAC SDA compact-cylinder datasheet. Confirm against the product label before installation. Port thread: PT (standard). Rod: female thread (blank) / male thread (B).
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1402 N |
| 0.7 MPa | 2182 N | — |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SDA | Compact (thin) double-acting cylinder series. |
|---|---|
| 63 | Bore size in mm. |
| ×20 | 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. Related SDA-family variants: SSA (single-acting push), STA (single-acting pull), SDAD (double rod), SDAJ (adjustable stroke), SDAT (duplex), SDAW (duplex-end).
Provides a short 20 mm ejection stroke inside tight mold platens, using the 1558.6 N push force to knock finished plastic parts out of the cavity reliably.
Secures raw billets on machining centers where axial depth is restricted, utilizing the male M18x1.5 rod end for robust fixture attachment.
Sorts heavy cartons on logistics lines by executing rapid 20 mm diverting taps, safely operating within the 935 N working load threshold.
When sizing this unit, evaluate your force margins in both directions. Stepping down to the SDA50 yields 981.7 N of push at 0.5 MPa, while stepping up to the SDA80 provides 2513.3 N. Based on the 1558.6 N push figure at 0.5 MPa, this 63 mm bore achieves a safe working load of roughly 935 N (about 60 percent capacity) and can vertically lift approximately 79.4 kg with a 2:1 safety margin. Keep in mind that a plain compact cylinder drifts when air is lost or the valve is centered; the fixed NBR bumper only decelerates the piston near the end of travel and does not function as a locking brake. If your application must hold a load without live pressure, install an external rod lock or a pilot-operated check valve. Confirm your ordering essentials: 63 mm bore, 20 mm stroke, PT1/4 port, S magnet, and B male M18x1.5 rod thread.
Quick checklist
This double-acting cylinder generates 1558.6 N push and 1401.5 N pull at 0.5 MPa, and 2182.1 N push at 0.7 MPa. The theoretical maximum push force is 318 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 of 30-500 mm/s.
The B01- prefix designates an application-dedicated, customer-specified line of the standard SDA63X20SB, sharing identical physical specs and dimensions. It does not have an adjustable air cushion; instead, a fixed NBR bumper absorbs impact at the stroke ends. For high-speed cycles, add an external shock absorber.
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