
The AirTAC Airtac SAUD Double Rod Cylinder SAUD63X375 is a genuine double-acting profile-type standard air cylinder with a Ø63mm bore and 375mm stroke, 3/8" air ports and adjustable end cushioning. Its hard-anodized aluminum-profile barrel is shorter than an ISO 15552 cylinder of the same bore, and it shares SC-series mounting accessories.
The AirTAC SAUD63X375 is a double-acting, double-rod profile cylinder. A rod protrudes from both ends, meaning both faces use the rod-side piston area. This yields identical push and pull force of 1402 N each way at 0.5 MPa. The 3/8 inch port feeds the 63 mm bore, and the extruded aluminum profile makes it shorter than an ISO 15552 unit of the same size.
Because the second rod provides inherent anti-twist guidance, this unit suits synchronized lifting. The 1402 N output at 0.5 MPa translates to a safe working load of roughly 841 N, or a vertical lift capacity of about 71 kg with a 2:1 margin. This SKU lacks a magnet, so it cannot take CMSG or DMSG sensors. For high heat up to 150 C, specify the Viton H seal.
| Model | Airtac SAUD Double Rod Cylinder SAUD63X375 |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø63 mm |
| Stroke | 375 mm |
| Acting type | Double acting |
| Port size | 3/8" |
| 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, 21 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAU series datasheet. Confirm against the product label before installation. Thread options: PT (blank) / G (BSPP). A high-temperature seal (0-150 °C) is available.
| 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.
| SAU | Profile-type standard cylinder series. |
|---|---|
| 63 | Bore size in mm. |
| ×375 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAU-family variants: SAUD (double rod), SAUJ (adjustable stroke), SAUF (with built-in solenoid valve), and SAU-S with built-in magnet. Seals: TPU (blank) / Viton H / NBR N. Sensor switches: CMSG / DMSG / EMSG.
Drives two parallel lifting stages at once. The twin rods keep the platform level without twisting under an 841 N working load.
Carries a gripper on the front rod and a secondary ejector on the back. Equal force both ways ensures consistent motion for part handover.
Pushes a guide from either side of a belt to align pallets. The 375 mm stroke provides ample reach for wider product lines.
Choose this 63 mm bore delivering 1402 N both ways when you need mechanical anti-rotation or twin tooling. If you need less force, the 50 mm bore offers 825 N; if you need more, the 80 mm bore provides 2268 N. Mounting is limited to Basic, FA flange, and LB foot, matching the AirTAC SC series. At a 375 mm stroke, add external guides to prevent rod bending under side loads. This non-magnet version cannot host switches; for sensing select an SAUD63X375-S. Note that cushions only decelerate; use a pilot-operated check valve to hold loads.
Quick checklist
The force is equal in both directions because it is a double-rod design. It outputs 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and 2523 N at 0.9 MPa. The 3/8 inch port feeds the 63 mm bore.
No. A plain SAUD cylinder drifts without live air; the adjustable cushions only decelerate near the stroke end. For load holding you must add an external rod lock or a pilot-operated check valve.
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