KSS3-42J30 is a steel spur gear in the KSS3 series, with 30 teeth, module 3, 20° pressure angle, and a 8 mm x 3.3 mm keyway. It is made of S45C steel with a tooth hardness of less than 194 HB, and meets JIS Grade N8 precision (JIS B1702-1:1998). The gear has a pitch diameter of 90 mm, outside diameter of 96 mm, face width of 15 mm, and axial length of 30 mm. The allowable torque capacity is 2.98 N·m under specified usage conditions. Backlash is 0.20~0.44 mm. The bore is finished to accept a shaft with a keyway according to JIS B1301, Js9 tolerance.
Module 3, 42 Tooth Mild Steel Spur Gear with 30mm 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 | KSS3-42J30 | KSS3-42J30 |
| Product Name | Metal Spur Gears (metric) | Module 3, 42 Tooth Mild Steel Spur Gear with 30mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 42 | 42 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
