
Ingersoll Rand 7536-B Non-Reversible Air Power Motor provides pneumatic rotary output for machinery requiring a single-direction, gear-reduced drive. Rated at 0.25 HP and 4,500 RPM, this model uses a single gear reduction to deliver its specified output characteristics. Its non-reversible configuration is intended for equipment where the driven mechanism operates in one rotational direction without the need for bidirectional operation.
The 7536-B develops 1.05 lb-ft stall torque, representing the torque produced when an applied load prevents the motor output from rotating. For OEM designers, machine builders, and maintenance teams, the combination of 4,500 RPM output, 0.25 HP power, single gear reduction, and specified stall torque provides key selection criteria when matching the motor to compatible equipment or an existing pneumatic drive.
Type: Air Power Motor | Model: 7536-B | Rotation: Non-Reversible | Power: 0.25 HP | Speed: 4,500 RPM | Stall Torque: 1.05 lb-ft | Gear Reduction: Single
Features:
- Pneumatic motor configuration provides rotary output from a compatible compressed-air supply.
- Single gear reduction provides the specified gear-reduced output configuration for compatible machinery.
- 0.25 HP rating supplies a defined power reference for matching the motor to appropriate driven equipment.
- 4,500 RPM output supports machinery requiring higher-speed gear-reduced pneumatic rotation.
- 1.05 lb-ft stall torque provides a load reference when evaluating the motor against application requirements.
- Non-reversible configuration supports equipment designed for consistent single-direction rotation.
Made in USA: 
Applications:
- OEM machinery requiring single-direction pneumatic rotary power.
- Production equipment compatible with a 4,500 RPM gear-reduced motor output.
- Machine-building applications designed around the specified horsepower, speed, and stall torque characteristics.
- Compressed-air-powered mechanisms where single gear reduction matches the required drive configuration.
- MRO replacement installations where the 7536-B specifications and mechanical interfaces match the existing motor.
FAQs:
- Q: Is the Ingersoll Rand 7536-B reversible?
A: No. The 7536-B is specified as a non-reversible air power motor for equipment requiring rotation in one direction. - Q: How fast does the 7536-B operate?
A: The supplied product information specifies an output speed of 4,500 RPM. - Q: What gear reduction configuration does the 7536-B use?
A: The 7536-B is specified with single gear reduction. This configuration should be matched to the requirements of the driven equipment when selecting the motor or replacing an existing unit. - Q: What is the stall torque rating of this air power motor?
A: The specified stall torque is 1.05 lb-ft. Stall torque represents torque developed when the applied load prevents the motor output from rotating. - Q: What specifications should be verified before ordering the 7536-B?
A: Confirm that the application requires 0.25 HP, 4,500 RPM output, 1.05 lb-ft stall torque, non-reversible operation, and single gear reduction. Shaft, mounting, dimensional, and compressed-air requirements should also be verified against the manufacturer catalog before installation.

| SKU | Spindle | R.P.M. | Torque | Air Consumption at Free Speed | Sound Level at Free Speed | Weight | Gear Reduction | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Free Speed | Load Speed at Max. Hp | Stall | Output at Max. Hp | ||||||||||
| lb-ft | Nm | lb-ft | Nm | SCFM | L/s | dB(A) | lbs | kg | |||||
| Non-Reversible - 0.25 HP | |||||||||||||
| 7538-B | 3/8" Keyed | 550 | 325 | 8.2 | 11.1 | 4.0 | 5.4 | 18.1 | 8.5 | 75 | 1.82 | 0.82 | Double |
| 7539-B | 3/8" Keyed | 900 | 550 | 5.0 | 6.7 | 2.4 | 3.2 | 18.1 | 8.5 | 75 | 1.82 | 0.82 | Double |
| 7540-B | 3/8" Keyed | 2,700 | 1,600 | 1.75 | 2.3 | 0.82 | 1.1 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| 7541-B | 3/8" Keyed | 4,500 | 2,700 | 1.05 | 1.4 | 0.49 | 0.66 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| 7542-C | 3/8" Keyed | 20,000 | 12,000 | 0.22 | 0.3 | 0.11 | 0.14 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| 7533-B | 3/8"-24 Th’d. | 550 | 325 | 8.2 | 11.1 | 4.0 | 5.4 | 18.1 | 8.5 | 75 | 1.82 | 0.82 | Double |
| 7534-B | 3/8"-24 Th’d. | 900 | 550 | 5.0 | 6.7 | 2.4 | 3.2 | 18.1 | 8.5 | 75 | 1.82 | 0.82 | Double |
| 7535-C | 3/8"-24 Th’d. | 2,700 | 1,600 | 1.75 | 2.3 | 0.82 | 1.1 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| 7536-B | 3/8"-24 Th’d. | 4,500 | 2,700 | 1.05 | 1.4 | 0.49 | 0.66 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| 7537-C | 3/8"-24 Th’d. | 20,000 | 12,000 | 0.22 | 0.3 | 0.11 | 0.14 | 18.1 | 8.5 | 75 | 1.52 | 0.68 | Single |
| Reversible - 0.25 HP | |||||||||||||
| 7543-B | 3/8" Keyed | 550 | 300 | 7.80 | 10.6 | 4.37 | 5.9 | 20.0 | 9.4 | 75* | 1.82 | 0.82 | Double |
| 7544-B | 3/8" Keyed | 900 | 550 | 4.75 | 6.4 | 2.62 | 3.5 | 20.0 | 9.4 | 75* | 1.82 | 0.82 | Double |
| 7545-B | 3/8" Keyed | 2,700 | 1,500 | 1.60 | 2.2 | 0.87 | 1.1 | 20.0 | 9.4 | 75* | 1.52 | 0.68 | Single |
| 7546-B | 3/8" Keyed | 4,500 | 2,400 | 0.98 | 1.3 | 0.55 | 0.7 | 20.0 | 9.4 | 75* | 1.52 | 0.68 | Single |
| 7547-C | 3/8" Keyed | 20,000 | 11,000 | 0.22 | 0.3 | 0.12 | 0.16 | 20.0 | 9.4 | 75* | 1.52 | 0.68 | Single |
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For help selecting the correct Ingersoll Rand Air Power Motors for your assembly application, call (800) 608-5210 or email info@intlairtool.com
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