KSS3-30J40 is a Module 3 steel spur gear with 40 teeth, made from S45C material, featuring a 12 x 3.3 mm keyway and M8 tapped hole, 7.5 mm face width, and JIS grade N8 precision. It has a pitch diameter of 120 mm, axial length of 27.9 mm, and weighs 2.44 kg. Backlash is specified as 0.18-0.38 mm, and allowable torque is 1.55 N·m. The gear is part of the J-series, available on request with a lead time of up to 5 working days and a maximum order quantity of 20 units per batch.
Module 3, 30 Tooth Mild Steel Spur Gear with 40mm 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 | KSS3-30J40 | KSS3-30J40 |
| Product Name | Metal Spur Gears (metric) | Module 3, 30 Tooth Mild Steel Spur Gear with 40mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 30 | 30 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
