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| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £10.00 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £10.00 | 7 to 10 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | FREE | 3 to 5 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £10.00 | 5 to 7 working days |
| SERVICE | DELIVERY PRICE | DELIVERY TIME |
|---|---|---|
| Standard Delivery | £10.00 | 7 to 10 working days |
Product Number: 2051481604
The Chicago Pneumatic M3901-70-SQ delivers reliable, consistent rotational power for demanding industrial applications where precision and durability are non-negotiable. Engineered as a robust non-reversible vane air motor, this 390 W pneumatic motor provides smooth, controlled output that keeps production lines moving efficiently without the complications of electrical power sources. Designed for straightforward integration into automated or semi-automated machinery, the M3901-70-SQ operates at 70 RPM with a stall torque of 220 Nm and a minimum starting torque of 200 Nm, ensuring dependable startup performance even under load. The 12.7 mm output spindle size makes it compatible with a broad range of drive configurations, while the compact 2.6 kg frame allows installation in space-constrained environments without compromising structural integrity. As a quality air motor from Chicago Pneumatic, it benefits from the brand's decades of engineering expertise in pneumatic motor technology, translating to extended service life and reduced maintenance intervals. The non-reversible vane design suits applications requiring unidirectional torque delivery, offering consistent mechanical output that variable-speed electrical alternatives struggle to match at this torque range. This air powered solution is ideally suited for conveyor drive systems, industrial mixing equipment, packaging machinery, and any process application requiring steady low-speed torque from a compact pneumatic drive unit. Professionals specifying air tools for heavy-duty automated systems will find the M3901-70-SQ a dependable, performance-driven choice.
Product Feature:PartsForMachines is a premier e-commerce platform, founded in 2019 in Warwickshire, UK, specializing in aftermarket parts and services for construction, agriculture, and industrial machinery. We offer an extensive catalog of over 500,000 products. Standard delivery: 1–3 working days within UK mainland. We are proud to be an authorised distributor, giving customers extra confidence when purchasing genuine products from us. In addition, we provide a 30-day return policy for eligible items.
| Output Spindle size | 12.7 mm |
|---|---|
| Weight | 2.6 kg |
| Minimum starting torque | 200 Nm |
| Stall torque | 220 Nm |
| Torque at max power | 110 Nm |
| Back Head Coaxial | Yes |
| Front nut threaded | Yes |
| Main Material type | Steel |
| Rotation drive | Clockwise |
| Shaft loading code | c |
| Spindle type | Square |
| Starting system | None |
| Max output power | 0.4 kW |
| Max free speed range | 70 rpm |
| Safety | Index of protection (IP code) |
| Air consumption at load | 8.1 l/s |
| Air flow max power | 8.1 l/s |
| Air inlet thread size (in) | 1/4 |
| Air inlet thread type | BSP |
| Max dynamic air working pressure | 6.3 bar |
| Engine Parts | Product Number | Product Name | Recommended Units | Product Price |
|---|
Standard Delivery: UK Mainland Free
Delivery Estimate: 3 to 5 working days
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| Technical Specification | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PRODUCT NUMBER | 2051473194 | 2051473204 | 2051473214 | 2051473224 | 2051473234 | 2051478224 | 2051478244 | 2051478254 | 2051478264 | 2051478274 | 2051478284 | 2051478294 | 2051478304 | 2051478314 | 2051478324 |
| Type | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor | Air Motor |
| Power Output(W) | 700 | 700 | 700 | 700 | 700 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 | 300 |
| Air flow max power | 17 l/s | 17 l/s | 17 l/s | 10 l/s | 9 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s | 5.3 l/s |
| Capacity (L) | 17 | 17 | 17 | 10 | 9 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 |
| Maximum Pressure (bar) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Power (kW) | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Weight (kg) | 1.7 | 1.7 | 2 | 2 | 2 | 55 | 55 | 55 | 75 | 75 | 75 | 55 | 55 | 55 | 55 |
| Show More | |||||||||||||||
A. No, delivery charges are calculated separately at checkout based on order weight, size, and delivery location.
A. We accept returns within 30 days of purchase for items that are unused, undamaged, and in their original packaging. Returns are available only for UK-delivered orders and must include proof of purchase.
Before returning an item, please contact us at [email protected] to obtain a Return Merchandise Number (RMN). You may also be asked to share images of the product and its packaging for verification.
Items that do not meet these conditions will not be accepted for return. If your return is approved, we will initiate a refund to your credit card or original method of payment. A restocking fee of up to 15% of the order value may apply to each returned item.
A. Standard UK Mainland delivery is 3–5 working days.
A. The M3901-70-SQ delivers 0.4 kW at 70 rpm via 1/4" BSP inlet at 6.3 bar max working pressure.
A. The M3901-70-SQ has a stall torque of 220 Nm, torque at max power of 110 Nm, with 8.1 l/s air consumption at load.
A. The M3901-70-SQ is a non-reversible vane motor - MR-prefix models reverse direction; M-prefix run in one direction only.
A. The M3901-70-SQ requires a 1/4" BSP inlet at 6.3 bar max working pressure, consuming 8.1 l/s at load.
A. The M3901-70-SQ weighs 2.6 kg - suitable for sustained industrial drive applications.
A. The Chicago Pneumatic M3901-70-SQ key technical specifications include a free speed of 70 rpm, max power of 110 Nm, weight of 2.6 kg, and max working pressure of 6.3 bar.
A. The M3901-70-SQ is part of a product family - variants include related models with differing specs available at partsformachines.com.
A. Refer to the M3901-70-SQ product page on partsformachines.com for the full list of comparable models and alternatives.
A. The M3901-70-SQ is engineered for professional industrial use - suitable for sustained industrial drive applications.
A. The M3901-70-SQ consumes 8.1 l/s at load via 1/4" BSP inlet at 6.3 bar.
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