KSS2-70 is a steel spur gear with a module of 2, 70 teeth, and a plain bore, designed for mechanical power transmission. It has a pitch diameter of 140 mm, outside diameter of 144 mm, and face width of 20 mm. The gear conforms to JIS grade N8 precision (JIS B1702-1: 1998) and has a 20° pressure angle. Made from S45C steel with a tooth hardness of less than 194 HB, it includes a keyway (6 mm wide × 2.8 mm deep) and a set screw for shaft mounting. The allowable torque is 2.60 N·m, and theoretical backlash is 0.18-0.36 mm. The gear is not black oxide coated on reworked areas and requires a lead time if ordered as part of the J series.
Module 2, 70 Tooth Mild Steel Spur Gear with Plain 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°
For custom components or modifications
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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 | KSS2-70 | KSS2-70 |
| Product Name | Metal Spur Gears (metric) | Module 2, 70 Tooth Mild Steel Spur Gear with Plain Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
