Designed for the most demanding industrial bolting applications, the Ingersoll Rand 3955B1Ti Super Duty Air Impact Wrench delivers 5,000 ft-lbs of maximum torque with a No. 5 spline drive configuration for heavy-duty fastening and removal operations. Operating at 2,750 RPM free speed, this pneumatic impact wrench is engineered for large-scale maintenance tasks involving heavy equipment, industrial machinery, and high-torque bolting applications where dependable power and durability are required.
The 3955B1Ti features a TwinHammer impact mechanism (a dual-hammer system designed to deliver balanced, consistent impact energy with each rotation) and a titanium hammer case that helps reduce tool weight while maintaining strength for demanding service conditions. The No. 5 spline drive provides compatibility with heavy-duty impact accessories, while the super duty construction supports use in industrial environments requiring high torque output and reliable performance.
Type: Pneumatic Impact Wrench | Series: 3900 Super Duty Series | Drive Size: No. 5 Spline Drive | Handle: Pistol Grip | Impact Mechanism: TwinHammer | Free Speed: 2,750 RPM | Maximum Torque: 5,000 ft-lbs | Air Inlet: 1/2" NPT
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Tech Tip: To increase tool performance, extend tool life and lessen repair costs use it with a Filter-Regulator-Lubricator (FRLs)
Applications:
- Heavy equipment repair and maintenance involving large fasteners.
- Mining, construction, and industrial machinery service applications.
- Oil and gas field maintenance requiring high-torque pneumatic tools.
- Large vehicle and specialty equipment repair operations.
- Industrial MRO applications involving heavy mechanical assemblies and structural bolting.
FAQs:
- Q: What is a No. 5 spline drive?
A: A No. 5 spline drive is a heavy-duty output configuration designed for use with compatible large impact sockets and accessories in industrial bolting applications. - Q: Is the 5,000 ft-lbs rating the working torque?
A: The 5,000 ft-lbs specification is the maximum torque rating. Actual fastening performance depends on the application, air supply, fastener condition, and operating conditions. - Q: What is the advantage of the TwinHammer mechanism?
A: The TwinHammer mechanism provides two balanced hammer impacts per rotation, helping deliver consistent torque output and smooth operation during demanding fastening tasks. - Q: Why use a titanium hammer case?
A: The titanium hammer case reduces weight while maintaining the strength needed for heavy-duty industrial bolting applications.
| SKU | Description | Actuation | Details | Handle | Free Speed rpm |
Blows Per Minute bpm |
Maximum Torque ft-lb (Nm) |
Torque Range ft-lb (Nm) |
Weight lb (kg) |
Length in (mm) |
Side to Center in (mm) |
Average Air Consumption cfm (l/s) |
Vibration m/s² (K²) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 1/2" - No. 5 | |||||||||||||
| 3955A2Ti | 1 1/2" Square | Outside Trigger | Thru-Hole | D-Handle | 2750 | 700 | 5000 (6779) | 1600-4150 (2170-5630) | 34.6 (15.7) | 16.5 (419.1) | 2.67 (68) | 80 (2266) | 20.8 (8.5) |
| 3955B2Ti | 1 1/2" Square | Inside Trigger | Thru-Hole | D-Handle | 2750 | 700 | 5000 (6779) | 1600-4150 (2170-5630) | 34.6 (15.7) | 16.5 (419.1) | 2.67 (68) | 80 (2266) | 20.8 (8.5) |
| 3955B2TIEX | 1 1/2" Square | Inside Trigger | Thru-Hole | D-Handle | 2750 | 700 | 5000 (6779) | 1600-4150 (2170-5630) | 34.6 (15.7) | 16.5 (419.1) | 2.67 (68) | 80 (2266) | 20.8 (8.5) |
| 3955A1TI | No. 5 Spline | Outside Trigger | Thru-Hole | D-Handle | 2750 | 700 | 5000 (6779) | 1600-4150 (2170-5630) | 34.6 (15.7) | 16.5 (419.1) | 2.67 (68) | 80 (2266) | 20.8 (8.5) |
| 3955B1Ti | No. 5 Spline | Inside Trigger | Thru-Hole | D-Handle | 2750 | 700 | 5000 (6779) | 1600-4150 (2170-5630) | 34.6 (15.7) | 16.5 (419.1) | 2.67 (68) | 80 (2266) | 20.8 (8.5) |
Ingersoll Rand 3955B1Ti 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
- Type
- Impact Wrench
- Configuration
- D-Handle
- Actuation
- Inside Trigger
- Drive Size
- No. 5
- Drive Type
- Spline, Thru-Hole
- Max Torque (ft-lbs)
- 5000
- RPM
- 2750
- Blows Per Minute (BPM)
- 700
- Length (in.)
- 16.5
- Length (mm)
- 419.1
- Air Inlet
- 1/2" NPT
- Min Hose Size (in.)
- 3/4
- Min Hose Size (mm)
- 19
- Average Air Consumption (CFM)
- 80
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