KMSGB4-20 is a module 4, 20-tooth ground spur gear with a 32 mm bore, 80 mm pitch diameter, 88 mm outside diameter, 40 mm face width, and 20 mm hub width, designed for precision applications. It has a keyway width of 10 mm and depth of 3.3 mm, with an allowable torque of 1.63 N·m (0.166 kgf·m) and backlash of 0.14~0.24 mm. The gear is made from SCM415 steel with overall carburizing heat treatment, achieving 55~60 HRC hardness, and meets JIS grade N5 (JIS B1702-1:1998) precision standards. No secondary operations are permitted due to the carburizing process.
Module 4, 20 Tooth Ground Steel Spur Gear
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
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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 | KMSGB4-20 | KMSGB4-20 |
| Product Name | Metal Spur Gears (metric) | Module 4, 20 Tooth Ground Steel Spur Gear |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 20 | 20 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
