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Product Specifications:
| Item | Air Motor |
| Air Consumption | 72 CFM |
| Air Inlet Port | 1/4" |
| Air Inlet Port Type | NPT |
| Housing Material | Cast Iron |
| Housing Material Finish | Painted |
| Hp | 1 7/10 hp |
| Includes | Muffler |
| Key Type | #3 Woodruff |
| Keyway Depth | 1/4" |
| Keyway Length | 1/2" |
| Keyway Type | Woodruff |
| Keyway Width | 1/8" |
| Length Less Shaft | 4.7" |
| Manufacturers Warranty Length | 1 yr. |
| Max Sound Level | 87 dBA |
| Max. Air Consumption | 78 CFM |
| Max. Flow Rate | 78 CFM |
| Max. Pressure | 101.53 psi |
| Max. Speed | 3000 RPM |
| Max. Torque | 56 lbs.-in. |
| Maximum Ambient Temperature | 248°F |
| Maximum Flow Rate | 72 CFM |
| Maximum Operating Pressure | 100 psi |
| Minimum Ambient Temperature | 34°F |
| Minimum Flow Rate | 5 CFM |
| Mount | Face |
| Mount Hole Center-to-center Length | 2 3/8" |
| Mount Hole Center-to-center Width | 2 3/8" |
| Mount Type | Face, Hub |
| Mounting Orientation | Any Angle |
| No Load Speed | 3000 RPM |
| Number Of Vanes | 4 |
| Output Power | 1 7/10 hp |
| Output Shaft Type | Keyed |
| Outside Diameter | 4" |
| Overall Height | 4" |
| Overall Length | 5 3/4" |
| Overall Width | 4" |
| Port Size | 1/4" |
| Port Type | NPT |
| Product Datasheet | gast-4am-nrv-22b.pdf |
| Rotation | Reversible |
| Series | 4AM Series |
| Shaft Diameter | 1/2" |
| Shaft Length | 1 1/8" |
| Shaft Size | 1/2" |
| Standards | Atex |
| Starting Torque | 32 lbs.-in. |
| Starting Torque @ 80psi | 28 lbs.-in. |
| System Of Measurement | Imperial |
| Torque @ Max Pressure | 35 lbs.-in. |
| Torque Max Speed | 4.07 N-m |
| Torque Max. Speed | 36 lbs.-in. |
| Type | NPT |
| Vanes | 4 |
| Weight | 7 lbs. |
Shipping Info:
| Ship weight (kg) | 3.15 |
| Ship height (cm) | 13.54 |
| Ship length (cm) | 11 |
| Ship width (cm) | 16.08 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Max. Flow Rate | Shaft Length | Torque @ Max Pressure | No Load Speed | Max. Speed | Max. Torque | Port Size | Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
4AM-FRV-13C | 78 CFM | 1 1/8" | 35 lbs.-in. | 3000 RPM | 3000 RPM | 56 lbs.-in. | 1/4" | NPT | €588.47 | |
![]() |
4AM-NRV-50C | 78 CFM | 2" | 35 lbs.-in. | 3000 RPM | 3000 RPM | 56 lbs.-in. | 1/4" | NPT | €678.60 | |
![]() |
4AM-70C-CB60 | 71 CFM | 2 13/16" | - | - | 50 RPM | 164 lbs.-in. | 1/4" | NPT | €2,401.01 | |
![]() |
4AM-70C-CB20 | 71 CFM | 2 13/16" | 480 lbs.-in. | 150 RPM | 150 RPM | 740 lbs.-in. | 1/4" | NPT | €2,620.61 | |
![]() |
4AM-ARV-119 | 78 CFM | 30 mm | 35 lbs.-in. | 3000 RPM | 3000 RPM | 56 lbs.-in. | 3/8" | BSP | €796.11 | |
![]() |
4AM-ARV-120 | 78 CFM | 30 mm | 35 lbs.-in. | 3000 RPM | 3000 RPM | 56 lbs.-in. | 3/8" | BSP | €884.54 | |
![]() |
4AM-FRV-63A | 78 CFM | 1 1/8" | 35 lbs.-in. | 3000 RPM | 3000 RPM | 56 lbs.-in. | 1/4" | NPT | €727.34 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
GAST 4AM-NRV-22B Skid Air Motor, 1.7 HP Max Power, 7 bar Max Pressure
€624.68 /unit




