KKS3-30 is a thermal refined spur gear with a module of 3 mm, 30 teeth, and an SCM440 alloy steel construction. It has a bore diameter of 75 mm, an outside diameter of 90 mm, a hub width of 96 mm, and a total length of 20 mm. The gear features a black oxide surface treatment, JIS Grade N8 precision, and a tooth hardness of 225 to 352 HB. It supports a bending strength of 468 N•m (47.7 kgf•m) and a surface durability of 158 N•m (16.1 kgf•m), with a backlash range of 0.14-0.32 mm and a weight of 2.07 kg.
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:
| Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|
| Product Category | Gears |
| Product Number | KKS3-30 |
| Product Name | Module 3, 30 Tooth Heat-Treated SCM440 Alloy Steel Spur Gear |
| Gear Type | Spur; Rack |
| Number of Teeth | 30 |
| Design | Metric |
| Pressure Angle | 20° |
| Material | Steel; Alloy Steel |
