KSSG4-42 is a ground spur gear with a module of 4, 42 teeth, and a 20° pressure angle, made from S45C steel with induction-hardened tooth surfaces rated at 50~60 HRC. It has a bore diameter of 90 mm, pitch diameter of 168 mm, outside diameter of 176 mm, face width of 40 mm, hub width of 25 mm, and total length of 65 mm. The gear meets JIS grade N7 precision (JIS B1702-1:1998) and has a theoretical backlash of 0.16~0.26 mm. It offers a bending strength allowable torque of 717 N·m and surface durability allowable torque of 586 N·m, with a mass of 7.96 kg.
Module 4, 42 Tooth Ground 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
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 | KSSG4-42 | KSSG4-42 |
| Product Name | Metal Spur Gears (metric) | Module 4, 42 Tooth Ground Steel Spur Gear with Plain Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 42 | 42 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
