Module 3, 40-tooth ground spur gear with a bore hub diameter of 70 mm, pitch diameter of 120 mm, outside diameter of 126 mm, face width of 30 mm, hub width of 15 mm, and total length of 45 mm. It has a keyway width by depth of 8 mm by 3.3 mm, allowable torque of 938 N·m (95.6 kgf·m), backlash of 0.14~0.24 mm, and weighs 95.6 kg. Made from SCM415 with overall carburizing and hardness of 55~60 HRC. Precision grade JIS N5 per JIS B1702-1:1998. No secondary operations permitted due to heat treatment.
Module 3, 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 | KMSGA3-40 | KMSGA3-40 |
| Product Name | Metal Spur Gears (metric) | Module 3, 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 |
