KSSG3-40J35 is a ground spur gear with module 3, 40 teeth, and a 35 mm finished bore, manufactured from S45C steel with induction-hardened tooth surfaces at 50~60 HRC. It has a 20° pressure angle, standard full-depth teeth, and conforms to JIS grade N7 (JIS B1702-1:1998) precision. The gear has a pitch diameter of 120 mm, outside diameter of 126 mm, face width of 30 mm, hub width of 20 mm, and total length of 50 mm. A keyway of size 10 x 3.3 mm with an M8 set screw is provided. Backlash is specified as 0.14~0.24 mm, and the weight is 3.05 kg. Secondary operations on tooth areas are not permitted due to induction hardening.
Module 3, 40 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
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 | KSSG3-40J35 | KSSG3-40J35 |
| Product Name | Metal Spur Gears (metric) | Module 3, 40 Tooth Ground Steel Spur Gear with 35mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 40 | 40 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
