GAST | 6AM-FRV-81

SKU: 6AM-FRV-81

$649.00

The GAST 6AM-FRV-81 is a compact, reversible air motor offering up to 4 hp of power with adjustable speed and torque, ideal for hazardous or demanding industrial environments. Its cool-running, non-sparking design and flexible mounting options make it a reliable choice for OEM and standalone applications.

The GAST 6AM-FRV-81 Air Motor at Kinequip is engineered for performance, durability, and adaptability in industrial environments where reliability is non-negotiable. Designed to operate safely in hazardous conditions, this motor features a non-sparking, cool-running design that makes it ideal for use in volatile atmospheres. Its reversible functionality allows for instant directional changes, while its compact form factor and flexible mounting options make integration into OEM systems or standalone setups seamless. Whether you’re powering tools, conveyors, or custom machinery, the 6AM-FRV-81 delivers consistent torque and speed control with minimal maintenance.

Key Features:
  • Cool and Non-Sparking
  • Compact and Lightweight
  • Low Maintenance
  • Customizable for OEMs

Mount

FOOT

Vanes

4

Rotation

Reversible

Max Power

4 hp

Max Speed

3000 rpm

Max Torque

115 in-lb

Shaft Size

0.63 in

Max Pressure

7 bar

Stainless Steel

NO

Torque Max Speed

84 in-lb

Output Shaft Type

Keyed

Port Size and Type

1/2 inch NPT

Max Air Consumption

128 cfm

Regulatory Approval

CE, ATEX

Starting Torque @ 80psi

61 in-lb

What oil should be used?

Gast air motors require a 10 wt detergent oil; Gast AD220. If you do not have this oil 10w30 detergent oil may be substituted.

How much oil should be used?

One drop of oil for every 50 cfm of air used consumed.

How close should the lubricator be?

Gast recommends a filter, regulator and lubricator be placed within twenty inches of the air motor.

What line size should be used for Gast air motors?

The air line should be the same size or one size larger than the port.

Can an air motor be mounted in any position?

The Gast air motor can be mounted in any position.

Does Gast offer a repair kit for air motors?

Yes, Gast repair kits are available for most stock air motors.

What is in an air motor repair kit?

Most kits contain bearings, vanes, gaskets, filters and a maintenance manual.

What is the difference between a four-vane and eight-vane air motor?

An eight vane air motor is used when minimum speed is required or in inching applications.

Does Gast offer a non-lubricated air motor?

Yes, non-lubricated air motors are available in most sizes.

Does Gast offer a line of gear reducers?

Yes, a full line of gear reducers are available.

What does the model number mean?

For an explanation of the Air Motor model numbers please click here.
LEARN MORE

Shipping

We are committed to delivering your machine parts quickly and securely. Orders are processed within 1-2 business days, and shipping times vary based on your location and selected shipping method. Standard shipping typically takes 3-7 business days, while expedited options are available for faster delivery. We ship domestically and internationally, with tracking information provided for all orders. Shipping rates are calculated at checkout. Please ensure your shipping address is accurate to avoid delays.

 

Returns

We want you to be fully satisfied with your purchase. If you need to return a product, we accept returns within 30 days of delivery for a full refund or exchange, provided the item is unused, in its original condition, and includes all packaging. Customers are responsible for return shipping costs unless the return is due to a defect or error on our part. To initiate a return, please contact our support team with your order details. Refunds will be processed within 5-7 business days after receiving the returned item.