KSSG3-20J28 is a module 3, 20-tooth ground spur gear with a 28 mm bore, 6 x 2.8 mm keyway, M6 set screw, and allowable torque of 0.72 N·m. It has a pitch diameter of 60 mm, outside diameter of 66 mm, face width of 30 mm, hub width of 20 mm, total length of 50 mm, and backlash of 0.12~0.22 mm. The gear is made of S45C steel with induction-hardened tooth surfaces (50~60 HRC), meeting JIS grade N7 (JIS B1702-1: 1998) precision standards. No secondary operations are permitted on the tooth area due to hardening. Weight is 0.72 kg.
Module 3, 20 Tooth Ground Steel Spur Gear with 28mm 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 | KSSG3-20J28 | KSSG3-20J28 |
| Product Name | Metal Spur Gears (metric) | Module 3, 20 Tooth Ground Steel Spur Gear with 28mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 20 | 20 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
