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Product Specifications:
| Item | Air Motor |
| Air Consumption | 72 CFM |
| Air Inlet Port | 1/4" |
| Air Inlet Port Type | NPT |
| Bearing Protection | Not Applicable |
| Housing Material | Cast Iron |
| Housing Material Finish | Painted |
| Hp | 1 7/10 hp |
| Included | Muffler |
| Inlet Gender | Female |
| Key Type | M30-KEYSQ 1 1/4 |
| Keyway Depth | 1/8" |
| Keyway Length | 1 3/8" |
| Keyway Type | Square |
| Keyway Width | 1/8" |
| Length Less Shaft | 4.63" |
| Max. Air Consumption | 78 CFM |
| Max. Ambient Temp. | 248°F |
| Max. Flow Rate | 72 CFM , 78 CFM |
| Max. Operating Pressure | 100 psi |
| Max. Pressure | 101.53 psi |
| Max. Sound Level | 87 dBA |
| Max. Speed | 3000 RPM |
| Max. Torque | 56 lbs.-in. |
| Min. Ambient Temp. | 34°F |
| Min. Flow Rate | 5 CFM |
| Motor Design | Air |
| Mount | Face |
| Mount Hole Center To Center Length | 5 7/8" |
| Mount Hole Center To Center Width | 5 7/8" |
| Mounting Orientation | Any Angle |
| No Load Speed | 3000 RPM |
| No. Of Vane | 4 |
| Output Power | 1 7/10 hp |
| Output Shaft Type | Keyed |
| Outside Dia. | 6 1/2" |
| Overall Height | 6 1/2" |
| Overall Length | 6 3/4" |
| Overall Width | 6 1/2" |
| Port Size | 1/4" |
| Port Type | NPT |
| Product Datasheet | gast-4am-nrv-50c.pdf |
| Rotation | Reversible |
| Shaft Dia. | 5/8" |
| Shaft Length | 2" |
| Shaft Material | Steel |
| Shaft Orientation | Inline |
| Shaft Size | 1/2" |
| Starting Torque | 32 lbs.-in. |
| Starting Torque @ 80psi | 28 lbs.-in. |
| System Of Measurement | Imperial |
| Torque @ Max. Pressure | 35 lbs.-in. |
| Torque @ Max. Speed | 36 lbs.-in. , 4.07 N-m |
| Type | NPT |
| Vane | 4 |
Shipping Info:
| Ship weight (kg) | 4.95 |
| Ship height (cm) | 19.37 |
| Ship length (cm) | 16.83 |
| Ship width (cm) | 21.91 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Type | Hp | Port Size | Max. Torque | Torque @ Max. Speed | Max. Pressure | Shaft Size | Starting Torque @ 80psi | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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4AM-FRV-13C | NPT | 1 7/10 hp | 1/4" | 56 lbs.-in. | 4.07 N-m | 101.53 psi | 1/2" | 28 lbs.-in. | €652.72 | |
![]() |
4AM-70C-CB60 | NPT | 17/20 hp | 1/4" | 164 lbs.-in. | 117.52 N-m | 101.53 psi | 1.13" | 500 lbs.-in. | €2,401.01 | |
![]() |
4AM-70C-CB20 | NPT | 1.17 hp | 1/4" | 740 lbs.-in. | 55.03 N-m | 79.77 psi | 1.12" | 325 lbs.-in. | €2,620.61 | |
![]() |
4AM-ARV-119 | BSP | 1 7/10 hp | 3/8" | 56 lbs.-in. | 4.07 N-m | 101.53 psi | 0.55" | 28 lbs.-in. | €796.11 | |
![]() |
4AM-ARV-120 | BSP | 1 7/10 hp | 3/8" | 56 lbs.-in. | 4.07 N-m | 101.53 psi | 0.55" | 28 lbs.-in. | €884.54 | |
![]() |
4AM-FRV-63A | NPT | 1 7/10 hp | 1/4" | 56 lbs.-in. | 4.07 N-m | 101.53 psi | 1/2" | 28 lbs.-in. | €727.34 | |
![]() |
4AM-NRV-130 | NPT | 1 7/10 hp | 3/8" | 56 lbs.-in. | 4.07 N-m | 101.53 psi | 0.63" | 28 lbs.-in. | €622.08 |
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Contact us
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GAST 4AM-NRV-50C Flanged Air Motor, 1.5 HP, 5/8 Inch Shaft Dia.
€678.60 /unit




