KSSG3-29J25 is a ground spur gear in the KSSG Series, module 3, with 25 teeth, a 20° pressure angle, and a keyway of 8 mm width by 3.3 mm depth. It is made from S45C steel with induction-hardened tooth surfaces at 50~60 HRC, meeting JIS grade N7 precision (JIS B1702-1:1998). The gear has a bore hub diameter of 6 mm, pitch diameter of 70 mm, outside diameter of 87 mm, face width of 30 mm, hub width of 20 mm, and total length of 50 mm. The set screw is M6 with an allowable torque of 10 N·m. Backlash is specified as 0.12~0.22 mm. Secondary operations on tooth areas are prohibited due to induction hardening.
Module 3, 29 Tooth Ground Steel Spur Gear with 25mm 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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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 | KSSG3-29J25 | KSSG3-29J25 |
| Product Name | Metal Spur Gears (metric) | Module 3, 29 Tooth Ground Steel Spur Gear with 25mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 29 | 29 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
