KSSG2.5-42R32 is a ground spur gear with a module of 2.5, 42 teeth, and an S45C carbon steel body. It features induction-hardened teeth with a hardness of 50 to 60 HRC and a black oxide surface treatment excluding the tooth surfaces. The gear has a bore diameter of 24 mm, a hub width of 25 mm, an outside diameter of 105 mm, and a face width of 32 mm. It is designed for flange mounting and includes set bolts, with mounting holes on a 60 mm pitch circle diameter and specified for M8×30 hexagon socket head cap screws. The gear achieves a bending strength of 188 N·m and surface durability of 147 N·m, with a backlash of 0.14 to 0.24 mm, and weighs 1.86 kg. It complies with JIS grade N7 accuracy per JIS B1702-1:1998.
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:
| Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|
| Product Category | Gears |
| Product Number | KSSG2.5-42R32 |
| Product Name | Module 2.5, 42 Tooth Heat-Treated S45C Carbon Steel Spur Gear |
| Gear Type | Spur; Rack |
| Number of Teeth | 42 |
| Design | Metric |
| Pressure Angle | 20° |
| Material | Steel; Carbon Steel |
