KSS2-22J12 is a steel spur gear with a 2 mm module, 12 teeth, and a 4 mm × 1.8 mm keyway, designed for precision motion transmission. It is made of S45C steel with a tooth hardness under 194 HB and meets JIS grade N8 precision (JIS B1702-1:1998). The gear has a 20° pressure angle and standard full-depth teeth. The bore diameter is not explicitly stated for this specific variant, but the keyway conforms to JIS B1301 with Js9 tolerance. A set screw is included for mounting. This part is part of the KSS2 series, which includes variants with bore diameters and keyways specified in the catalog.
Module 2, 22 Tooth Mild Steel Spur Gear with 12mm 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 | KSS2-22J12 | KSS2-22J12 |
| Product Name | Metal Spur Gears (metric) | Module 2, 22 Tooth Mild Steel Spur Gear with 12mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 22 | 22 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
