KSS3-30J30 is a module 3, 30-tooth steel spur gear made of S45C material with a 20° pressure angle and JIS grade N8 precision. It features an 8 x 3.3 mm keyway, M6 tapped hole, 7.5 mm face width, and a 30 mm bore diameter. The gear has a theoretical backlash of 0.18 to 0.38 mm and an allowable torque of 1.75 N·m. The product is part of the J series, which requires a lead time of up to five working days and is limited to 1 to 20 units per order. Keyways conform to JIS B1301 Js9 tolerance, and the gear may be counterbored to reduce tap length. It includes a set screw for the tapped hole.
Module 3, 30 Tooth Mild Steel Spur Gear with 30mm 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°
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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 | KSS3-30J30 | KSS3-30J30 |
| Product Name | Metal Spur Gears (metric) | Module 3, 30 Tooth Mild Steel Spur Gear with 30mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 30 | 30 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
