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GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT - Rotary Vane Air Motors
GASTRotary Vane Air Motors

GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT

The GAST Air Motor is a 5 hp rotary vane air motor delivering 132 in-lb torque at 2,500 RPM with 175 cfm airflow. It features a 1/2 in NPT port, face mounting, reversible CW/CCW rotation, and a cast iron housing (MPN…

SKU 3G-OTH-149028

Also listed as: 8AMNRV28A · 8AM NRV 28A

Brand
GAST
Item
Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT
Category
Rotary Vane Air Motors
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

GAST
Manufacturer Part Number
8AM-NRV-28A
Type
132 in-lb Torque, 2,500 RPM, 175 cfm, Face, CW/CCW, Cast Iron
NPT
1/2 in

Technical Documents

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

Product Description

The GAST Air Motor is a 5 hp rotary vane air motor delivering 132 in-lb torque at 2,500 RPM with 175 cfm airflow. It features a 1/2 in NPT port, face mounting, reversible CW/CCW rotation, and a cast iron housing (MPN 8AM-NRV-28A).

Frequently Asked Questions

What is the GAST 8AM-NRV-28A air motor used for?

The GAST 8AM-NRV-28A rotary vane air motor is used for industrial applications requiring reliable, explosion-proof rotary power, such as conveyors, mixers, hoists, and pump drives. It delivers 5 hp with 132 in-lb torque at 2,500 RPM, making it suitable for hazardous environments where electric motors pose a risk.

What are the specifications of the GAST 8AM-NRV-28A air motor?

The GAST 8AM-NRV-28A is a 5 hp rotary vane air motor with 132 in-lb torque, 2,500 RPM, and 175 cfm air consumption. It features a 1/2 in NPT port, face mounting, reversible CW/CCW rotation, and a cast iron housing. The manufacturer part number is 8AM-NRV-28A.

Where to buy the GAST 8AM-NRV-28A air motor worldwide?

You can source the GAST 8AM-NRV-28A air motor worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we supply genuine GAST rotary vane air motors to customers worldwide.

How to install a GAST rotary vane air motor?

Install the GAST air motor on a rigid, flat surface using the face mount. Connect a 1/2 in NPT compressed air line with a filter-regulator-lubricator unit. Ensure the supply is clean and lubricated. For CW/CCW operation, use a four-way valve. Follow GAST's manual for torque specs and piping to avoid damage.

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

GAST Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-NRV-5B)
GAST
GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-NRV-5B)
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 6AM-NRV-7A)
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GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 6AM-NRV-7A)
GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Foot, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-FRV-30A)
GAST
GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Foot, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-FRV-30A)
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 6AM-NRV-29A)
GAST
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 6AM-NRV-29A)
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Square Keyed (MPN 6AM-NRV-11A)
GAST
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Square Keyed (MPN 6AM-NRV-11A)
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Square Keyed (MPN 6AM-NRV-22A)
GAST
GAST Air Motor: 4 hp, 84 in-lb Torque, 3,000 RPM, 130 cfm, Face, 1/2 in NPT, CW/CCW, Square Keyed (MPN 6AM-NRV-22A)

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GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Foot, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-FRV-2B)
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GAST Air Motor: 5 hp, 132 in-lb Torque, 2,500 RPM, 175 cfm, Face, 1/2 in NPT, CW/CCW, Cast Iron (MPN 8AM-NRV-32A)
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GAST Air Motor: 0.9 hp, 19.5 in-lb Torque, 3,000 RPM, 30 cfm, Foot, 1/4 in NPT, CCW, Cast Iron (MPN 2AM-FCC-1)
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GAST Air Motor: 9 hp, 290 in-lb Torque, 2,000 RPM, 280 cfm, Face, 1 1/4 in NPT, CW/CCW, Cast Iron (MPN 16AM-FRV-13)
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GAST Gast Standard 1Am-Nrv-63A Air Motor: 0.38 hp, 2.7 in-lb Torque, 10,000 RPM, 22 cfm, Hub, CW/CCW (MPN 1AM-NRV-63A)
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GAST Gast Standard 1Am-Nrv-63A Air Motor: 0.38 hp, 2.7 in-lb Torque, 10,000 RPM, 22 cfm, Hub, CW/CCW (MPN 1AM-NRV-63A)
GAST Air Motor: 0.45 hp, 4.9 in-lb Torque, 6,000 RPM, 27 cfm, Hub, 1/8 in NPT, CW/CCW, Cast Iron (MPN 1UP-NRV-3A)
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GAST Air Motor: 0.45 hp, 4.9 in-lb Torque, 6,000 RPM, 27 cfm, Hub, 1/8 in NPT, CW/CCW, Cast Iron (MPN 1UP-NRV-3A)
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