Ingersoll Rand 3942B1Ti Super Duty Air Impact Wrench is designed for demanding bolting applications requiring high torque output and specialized drive compatibility. Featuring a No. 5 drive size, 5,000 RPM free speed, and up to 3,250 ft-lbs of maximum torque, this pneumatic impact wrench provides the power required for large threaded fasteners, heavy equipment service, and industrial maintenance applications.
The 3942B1Ti delivers substantial torque capacity in a high-output pneumatic platform intended for applications where standard impact wrenches may not provide sufficient fastening performance. The 3,250 ft-lbs maximum torque rating supports demanding tightening and removal tasks, while the 5,000 RPM free speed helps improve fastener rundown efficiency. The No. 5 drive configuration requires compatible tooling selected specifically for this drive type.
Type: Super Duty Air Impact Wrench | Model: 3942B1Ti | Drive Size: No. 5 | Free Speed: 5,000 RPM | Maximum Torque: 3,250 ft-lbs
Features:
- No. 5 drive configuration supports compatible tooling for high-torque industrial bolting applications.
- 3,250 ft-lbs maximum torque provides substantial output for large threaded fasteners and heavy-duty fastening tasks.
- 5,000 RPM free speed supports efficient fastener rundown during pneumatic operation.
- Pneumatic impact mechanism delivers repeated rotational force for tightening and removing demanding bolted connections.
- High torque capacity provides an option for applications requiring greater output than conventional impact wrench platforms.
- Designed for use with compatible drive accessories selected for the manufacturer-specified No. 5 drive configuration.

Tech Tip: To increase tool performance, extend tool life, and lessen repair costs, use it with a Filter-Regulator-Lubricator FRL)
Applications:
- Industrial maintenance and MRO: servicing large machinery and mechanical assemblies with substantial threaded connections.
- Heavy equipment service: performing high-torque fastening and removal work where No. 5 drive tooling is required.
- Machinery repair: handling large fasteners that require significant pneumatic impact output.
- Manufacturing maintenance: supporting high-output bolting tasks on industrial equipment and assemblies.
- Field service: performing large-fastener maintenance work with compatible accessories and an appropriately sized compressed-air supply.
FAQs:
- Q: What drive size does the Ingersoll Rand 3942B1Ti use?
A: The 3942B1Ti is listed with a No. 5 drive size. Use only compatible tooling designed for this drive configuration. - Q: What is the maximum torque rating of the 3942B1Ti?
A: The supplied manufacturer catalog information lists the tool with a maximum torque rating of 3,250 ft-lbs. - Q: What does the 5,000 RPM specification represent?
A: The 5,000 RPM figure is the listed free speed, meaning the rotational speed of the impact wrench while operating without a fastening load. - Q: Is the No. 5 drive the same as a standard square drive?
A: The manufacturer identifies this model by its No. 5 drive configuration. Compatibility with standard square-drive sockets should not be assumed unless confirmed by the manufacturer. - Q: What should be checked before ordering the 3942B1Ti?
A: Confirm that the No. 5 drive matches the required accessories and verify that the available compressed-air system is suitable for the tool and application.

| SKU | Description | Actuation | Details | Handle | rpm | bpm | ft-lb (Nm) | ft-lb (Nm) | lb (kg) | in (mm) | in (mm) | cfm (l/s) | m/s² (K²) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1" - No. 5 | |||||||||||||
| 3942A2Ti | 1" Square | Outside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B2Ti | 1" Square | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B2TiEX | 1" Square | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942A1TI | No. 5 Spline | Outside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
| 3942B1Ti | No. 5 Spline | Inside Trigger | Thru-Hole | D-Handle | 5000 | 850 | 3250 (4406) | 1000-2100 (1356-2848) | 22.6 (10.5) | 14.3 (362) | 2.3 (59) | 95 (2690) | 16.9 (4.6) |
Ingersoll Rand 3942B1Ti Impact Wrench Parts List
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For help choosing the correct Ingersoll Rand Air Impact Wrenches, please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
