KSS2.5-66J30 is a steel spur gear with a module of 2.5, 66 teeth, and a 30 mm bore, featuring a keyway of 8 mm width by 3.3 mm depth and an M6 set screw. It is made of S45C steel with a hardness of less than 194 HB, meets JIS grade N8 precision (JIS B1702-1:1998), and has a 20° pressure angle with standard full-depth teeth. The gear has a backlash range of 0.18~0.40 mm, an allowable torque of 72.4 N·m (7.39 kgf·m), and a total weight of 43.2 kg. The J-series variant includes counterbored tapped holes for the set screw and is available on request with a lead time of up to 5 working days.
Module 2.5, 66 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°
For custom components or modifications
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 | KSS2.5-66J30 | KSS2.5-66J30 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 66 Tooth Mild Steel Spur Gear with 30mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 66 | 66 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
