KMSGA1-40 is a ground spur gear with a module of 1, 40 teeth, and a pitch diameter of 40 mm. It has a face width of 10 mm, a hub width of 5 mm, and a bore diameter of 30 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 standards (JIS B1702-1:1998). The allowable bending strength torque is 36.5 N·m and surface durability torque is 34.6 N·m. Backlash is specified as 0.08 to 0.16 mm. The keyway is 4 mm wide by 1.8 mm deep. Total length is 15 mm, and weight is 0.10 kg. No secondary operations are permitted due to the carburizing process.
Module 1, 40 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 | KMSGA1-40 | KMSGA1-40 |
| Product Name | Metal Spur Gears (metric) | Module 1, 40 Tooth Ground Steel Spur Gear |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 40 | 40 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
