Steel spur gear with module 3, 72 teeth, and a 25 mm bore, designed for use with standard shafts. The gear has a 20° pressure angle, full-depth teeth, and is made of S45C steel with a JIS N8 precision grade. It features a keyway conforming to JIS B1301 (Js 9 tolerance) and a tapped hole for a set screw, as indicated by the "J" suffix. The bore diameter matches the keyway size. Backlash ranges from 0.20 to 0.44 mm, and the allowable torque rating is 7.31 N·m under assumed usage conditions. The product is marked with "S2K" to indicate die-forged finish and no black oxide coating on reworked areas.
Module 3, 72 Tooth Mild 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°
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 | KSS3-72J25 | KSS3-72J25 |
| Product Name | Metal Spur Gears (metric) | Module 3, 72 Tooth Mild Steel Spur Gear with 25mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 72 | 72 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
