KMSGB4-18 is a module 4, 18-tooth ground spur gear with an 8 mm wide by 3.3 mm deep keyway, a 30 mm bore, and a 72 mm pitch diameter. It has an allowable torque of 0.83 N·m (8.3 kgf·cm), a backlash of 0.14~0.24 mm, and weighs 0.0597 kg. The gear is made of SCM415 steel with case carburizing to 55~60 HRC, and meets JIS grade N5 (JIS B1702-1:1998) precision standards. The tooth profile has a 20° pressure angle and full depth. Secondary operations are not permitted due to the carburizing process.
Module 4, 18 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 | KMSGB4-18 | KMSGB4-18 |
| Product Name | Metal Spur Gears (metric) | Module 4, 18 Tooth Ground Steel Spur Gear |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 18 | 18 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
