Ground spur gear, module 2, 40 teeth, with a 45 mm bore, 80 mm pitch diameter, 84 mm outside diameter, and 20 mm face width, designed for high-strength applications with carburized SCM415 steel heat-treated to 55-60 HRC. It has a keyway size of 6 mm width × 2.8 mm depth, allowable torque of 29.7 N·m (3.00 kgf·m), and backlash of 0.12-0.22 mm. The gear conforms to JIS grade N5 (JIS B1702-1:1998) precision standards and has a total length of 30 mm. It is part of the KMSGA2 series, which does not permit secondary operations after heat treatment.
Module 2, 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°
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 | KMSGA2-40 | KMSGA2-40 |
| Product Name | Metal Spur Gears (metric) | Module 2, 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 |
