KMSGA2.5-70 is a ground spur gear with a module of 2.5, 70 teeth, and a pitch diameter of 175 mm. It has an outside diameter of 180 mm, a face width of 25 mm, a hub width of 12 mm, and a total length of 37 mm. The gear is made of SCM415 steel with overall carburizing heat treatment, achieving a hardness of 55 to 60 HRC. It meets JIS grade N5 precision per JIS B1702-1:1998, with a 20° pressure angle and standard full-depth teeth. The allowable torque is 1020 N·m (104 kgf·m), and the theoretical backlash is 0.14 to 0.24 mm. The keyway is 12 mm wide by 3.3 mm deep, and the web outer diameter is 17 mm with a thickness of 150 mm. The weight is 4.24 kg. No secondary operations are permitted due to the carburizing process.
Module 2.5, 70 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°
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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 | KMSGA2.5-70 | KMSGA2.5-70 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 70 Tooth Ground Steel Spur Gear |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
