KSSG3-42J35 is a ground spur gear with module 3, 42 teeth, and a 35 mm finished bore, made of S45C steel with induction-hardened tooth surfaces ranging from 50 to 60 HRC. It adheres to JIS grade N7 precision (JIS B1702-1:1998) and features a 20° pressure angle with standard full-depth teeth. The gear has an outside diameter of 132 mm, face width of 30 mm, and total length of 50 mm. A keyway of size 10 x 3.3 mm with M8 set screw is provided, complying with JIS B1301 Js9 tolerance. Theoretical backlash is specified at 0.14 to 0.24 mm. Secondary operations on the tooth area are prohibited due to induction hardening. The set screw is included with the product. The KSSG series denotes ground spur gears with JIS precision ratings and black oxide coating, except on reworked areas.
Module 3, 42 Tooth Ground Steel Spur Gear with 35mm 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
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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 | KSSG3-42J35 | KSSG3-42J35 |
| Product Name | Metal Spur Gears (metric) | Module 3, 42 Tooth Ground Steel Spur Gear with 35mm Finished 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 |
