KSS3-29J40 is a Module 3 steel spur gear with 40 teeth, made from S45C material, featuring a 12 x 3.3 mm keyway and M8 tapped hole, with a pitch diameter of 70 mm, face width of 30 mm, and overall thickness of 45 mm. It complies with JIS grade N8 (JIS B1702-1:1998) precision standards, has a 20° pressure angle, and standard full-depth teeth. The allowable torque is 1.39 N·m, and backlash is 0.18 to 0.38 mm. Keyways follow JIS B1301 Js9 tolerance, and the gear is not black oxide coated due to post-processing. This variant is available on request with a 5-working-day lead time and a maximum order quantity of 20 units.
Module 3, 29 Tooth Mild Steel Spur Gear with 40mm Finished Bore
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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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 | KSS3-29J40 | KSS3-29J40 |
| Product Name | Metal Spur Gears (metric) | Module 3, 29 Tooth Mild Steel Spur Gear with 40mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 29 | 29 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
