Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
GAST 4AM-RV-75-GR20 Rotary Vane Air Gearmotor - Rotary Vane Air Gearmotors
GASTRotary Vane Air Gearmotors

GAST 4AM-RV-75-GR20 Rotary Vane Air Gearmotor

The GAST Air Motor: 1.3 hp Output Power is a rotary vane air gearmotor (SKU 4AM-RV-75-GR20, MPN 4AM-RV-75-GR20) from GAST. It delivers 1.3 hp output power, 275 in-lb torque at max pressure, and 300 RPM no load speed…

SKU 3G-OTH-194466

Also listed as: 4AMRV75GR20 · 4AM RV 75 GR20

Brand
GAST
Item
4AM-RV-75-GR20 Rotary Vane Air Gearmotor
Part Number
4AM-RV-75-GR20
Category
Rotary Vane Air Gearmotors
Available to Order
Also known as:4AM-RV-75-GR20GAST
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GAST
Manufacturer Part Number
4AM-RV-75-GR20
Type
275 in-lb Torque @ Max Pressure, CW/CCW
No Load Speed
300 RPM

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

GAST Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GAST Air Motor: 1.3 hp Output Power is a rotary vane air gearmotor (SKU 4AM-RV-75-GR20, MPN 4AM-RV-75-GR20) from GAST. It delivers 1.3 hp output power, 275 in-lb torque at max pressure, and 300 RPM no load speed, with a 10:1 gear ratio and CW/CCW rotation.

Frequently Asked Questions

What is a GAST rotary vane air gearmotor used for?

A GAST rotary vane air gearmotor converts compressed air into rotary mechanical power. It is used in industrial applications requiring variable speed, high torque, and safe operation in hazardous environments, such as mixers, conveyors, and hoists.

What are the specifications of the GAST 4AM-RV-75-GR20 air motor?

The GAST 4AM-RV-75-GR20 air motor delivers 1.3 hp output power, 275 in-lb torque at max pressure, and 300 RPM no load speed. It features a 10:1 gear ratio, CW/CCW rotation, and is a rotary vane air gearmotor from GAST.

Where to buy a GAST air motor worldwide?

3G Electric supplies the GAST 4AM-RV-75-GR20 air motor to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time.

How to select a GAST air gearmotor for an application?

To select a GAST air gearmotor, match the required output torque and speed to the load. Consider the available air pressure and flow. The 4AM-RV-75-GR20 offers 275 in-lb torque and 300 RPM no load speed, suitable for moderate-duty rotary applications.

Used in

Common applications for GAST
Laboratory air supply — GAST Oil-Free Rocking Piston Air Compressor (1760408) for clean, oil-free compressed air
Material handling — GAST Regenerative Blower (R3105-12) for conveying or aeration in packaging lines
Medical vacuum — GAST Rotary Vane Vacuum Pump (AT05-101-G215DX) for suction in clinical or laboratory settings
Pneumatic control — GAST Reciprocating Piston Compressor (4LCB-55S-M450GX) for powering actuators in manufacturing
Environmental monitoring — GAST Diaphragm Compressor/Vacuum Pump (DOA-P707-AA) for air sampling or gas analysis
Mobile equipment — GAST DC Piston Compressor (3HBB-19-M322A) for on-vehicle pneumatic systems
Not sure this is the right part? Photo-identify it

GAST Products

3G Electric supplies GAST rotary vane air gearmotors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

More from GAST

View all GAST parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first