Module 3 steel spur gear with 45 teeth, 72 mm outside diameter, 14 mm tooth width, and a 14 x 3.8 mm keyway for an M10 shaft, made of S45C material with JIS Grade N8 precision. The gear has a standard full-depth tooth profile, 20° pressure angle, and a theoretical backlash of 0.20~0.44 mm. The bore is finished for a 45 mm shaft, and the maximum allowable torque is 7.03 N·m under specified conditions. The component is designed for use with no secondary operations that reduce tooth width.
Module 3, 72 Tooth Mild Steel Spur Gear with 45mm Finished Bore
Inch Gears: AGMA 12, 10, 9, and 8
Available Pitches: 120 thru 16
Pressure Angles: 20° and 14.5°
Metric Gears: ISO 5 thru 9
Available Modules: 0.3 thru 3
Pressure Angles: 20° and 14.5°
For custom components or modifications
to a standard part, call us or submit an RFQ.
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Elements of Metric Gear Technology
How to Achieve Optimum Performance in a Miniature Gear Train
You May Also Need:
Shafts
Bearings
Couplings
Our metal spur gears are available in a variety of materials, including:
With a variety of fastening styles, including:
| QTC METRIC GEARS | Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|---|
| Product Category | Gears | Gears |
| Product Number | KSS3-72J45 | KSS3-72J45 |
| Product Name | Metal Spur Gears (metric) | Module 3, 72 Tooth Mild Steel Spur Gear with 45mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 72 | 72 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
