
Built for high-precision production fastening where repeatable torque control is essential, the Ingersoll Rand QA8ASRS055NF41S08 Inline Air Nutrunner delivers a 18.4–40.6 ft-lbs (25–55 Nm) torque range with a 425 RPM free speed and a 1/2 in. square drive. Its inline configuration aligns the tool with the fastener to improve control during repetitive assembly operations, while the remote start design enables seamless integration into automated manufacturing cells and workstation control systems. The QA8 Series is an excellent choice for production environments requiring consistent torque accuracy, dependable performance, and long service life.
Featuring a precision shut-off clutch, this pneumatic nutrunner automatically disengages once the preset torque is reached, helping reduce over-tightening and improve fastening consistency. Its durable air motor is engineered for continuous industrial use, while the compact inline housing provides excellent accessibility in confined assembly areas. The 1/2 in. square drive accepts standard industrial sockets, making the tool suitable for a wide variety of controlled fastening applications.
Type: Inline Air Nutrunner | Series: QA8 Series | Model: QA8ASRS055NF41S08 | Drive Size: 1/2 in. Square | Torque Range: 18.4–40.6 ft-lbs (25–55 Nm) | Free Speed: 425 RPM | Start Type: Remote Start | Configuration: Inline | Clutch Type: Shut-Off Clutch
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Features:
Made in USA: |
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Applications:
- Automotive and commercial vehicle assembly requiring repeatable torque-controlled fastening.
- Industrial manufacturing and high-volume production lines.
- Appliance, HVAC, and electrical equipment assembly.
- Machinery and equipment manufacturing requiring controlled threaded fastener installation.
- Automated assembly workstations utilizing remote start fastening tools.
FAQs:
- Q: What type of clutch does this nutrunner use?
A: This model features a precision shut-off clutch that automatically disengages once the preset torque is reached, improving fastening consistency and reducing the risk of over-tightening. - Q: What does Remote Start mean?
A: Remote Start allows the tool to be activated through an external control signal, making it suitable for automated and integrated production systems. - Q: What sockets are compatible with this tool?
A: The QA8ASRS055NF41S08 features a 1/2 in. square drive that accepts standard industrial sockets. - Q: What types of applications is this tool intended for?
A: It is designed for precision assembly operations where repeatable torque control and consistent fastening quality are required.
| SKU | Torque Range - 90 PSI | Free Speed - 90 PSI | Torque Range - 77 PSI | Free Speed - 77 PSI | Weight | Length | Side to Center | Square Drive |
|---|---|---|---|---|---|---|---|---|
| FT-LBS (NM) | RPM | FT-LBS (NM) | RPM | LBS (KG) | IN (MM) | IN (MM) | IN | |
| QA8ASRS040NF41S06 | 14.8 – 29.5 (20 – 40) | 540 | 14.8 – 25.8 (20 – 35) | 515 | 6.03 (2.73) | 18.8" (478) | 1.34" (34) | 3/8" |
| QA8ASRS040NF41S08 | 14.8 – 29.5 (20 – 40) | 540 | 14.8 – 25.8 (20 – 35) | 515 | 6.05 (2.74) | 18.8" (478) | 1.34" (34) | 1/2" |
| QA8ASRS055NF41S08 | 18.4 – 40.6 (25 – 55) | 425 | 18.4 – 36.1 (25 – 49) | 405 | 6.05 (2.74) | 18.8" (478) | 1.34" (34) | 1/2" |
| QA8ASRS070NF41S08 | 25.8 – 51.6 (35 – 70) | 320 | 25.8 – 45.7 (35 – 62) | 305 | 6.80 (3.09) | 19.0" (482) | 1.69" (43) | 1/2" |
| QA8ASRS090NF41S08 | 33.2 – 66.4 (45 – 90) | 230 | 33.2 – 59.0 (45 – 80) | 220 | 7.53 (3.42) | 20.4" (518) | 1.69" (43) | 1/2" |
| QA8ASRS115NF41S08 | 51.6 – 84.8 (70 – 115) | 195 | 51.6 – 75.2 (70 – 102) | 185 | 8.02 (3.64) | 20.4" (517) | 2.00" (51) | 1/2" |
| QA8ASRS150NF41S08 | 55.3 – 110.6 (75 – 150) | 150 | 55.3 – 98.1 (75 – 133) | 145 | 8.02 (3.64) | 20.4" (517) | 2.00" (51) | 1/2" |
| QA8ASRS180NF41S08 | 66.4 – 132.8 (90 – 180) | 125 | 66.4 – 118.0 (90 – 160) | 120 | 8.02 (3.64) | 20.4" (517) | 2.00" (51) | 1/2" |
Looking for more information about the Ingersoll Rand Nutrunner? Click here to view the Catalog
For help choosing the proper Ingersoll Rand Nutrunners for your assembly application, please email info@intlairtool.com or call (800) 608-5210
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

