ProductsQCH
QCH
Quick Connect Heavy Duty
The QCH series is built for heavy-duty fastening where higher torque is needed. With a robust construction and 3/8" square drive, it handles demanding assembly line applications in aerospace, automotive, and heavy industrial environments.
3/8" SQ. DRIVE
Torque range up to 23 ft lbs / 31 NM
Part Number Guide
Sample: QCH - 16mm - 3 'D'
Quick Connect Heavy DutyQCH
Socket Size16mm
Number Idler Gears3
3/8 Square DriveD
Technical Drawing
Specifications
* More than 3 idler gears available per customer request
| Model Type | Socket Sizes | No. Idler Gears* | Sq. Dr. | Torque Max FOOT/LBS | Torque Max N.M. | "A" | "R" |
|---|---|---|---|---|---|---|---|
| QCH | 1/8 thru 7/16 4mm thru 11mm | 1 | 3/8 | 20 | 27 | 0.985 | 0.434 |
| 2 | 19 | 26 | |||||
| 3 | 18 | 24 | |||||
| 1/2 12mm - 13mm | 1 | 21 | 28 | 1.017 | 0.470 | ||
| 2 | 20 | 27 | |||||
| 3 | 19 | 26 | |||||
| 9/16 14mm - 15mm | 1 | 22 | 29 | 1.100 | 0.558 | ||
| 2 | 21 | 28 | |||||
| 3 | 20 | 27 | |||||
| 5/8 - 11/16 - 3/4 16mm thru 19mm | 1 | 23 | 31 | 1.167 | 0.595 | ||
| 2 | 22 | 29 | |||||
| 3 | 21 | 28 |
Special Featured Options
- 1"A" dimension can be modified to any length to suit existing application (increasing or decreasing the number of idler gears).
- 2Thickness can be modified (slimmed down if necessary for clearance above fastener).
- 3Width dimensions can be contoured or modified to suit difficult access applications.
- 4Sockets can be manufactured to any length desired for recessed or difficult reach applications.
- 5Standard 3/8 square female drive to spindle. Other size options on request.
- 6Standard sockets for QCH wrench blades are shouldered 6 point hex unless otherwise specified.
Socket Drive Choices
- Fractional Hex
- Fractional 12 point
- Millimeter Hex
- Shouldered
- Thru
- Threaded
- Spline
- Allen Drives
- Square Drives
- Male Drives
- Hex Key
- Solid Core Magnetic