KSUS4-20J28 is a stainless steel spur gear with module 4, 28 teeth, a 20mm bore, and a 6 x 2.8 mm keyway according to JIS B1301. It has a pitch diameter of 112 mm, an outside diameter of 120 mm, a face width of 40 mm, and a hub width of 25 mm. The gear is made of SUS303 steel, features a 20° pressure angle, and adheres to JIS grade N8 precision (JIS B1702-1:1998). Backlash is specified as 0.18~0.38 mm for a meshing pair. Allowable torque values are 1.88 N·m for bending strength and 1.78 N·m for surface durability. A set screw size M5 is included.
Module 4, 20 Tooth Stainless 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 | KSUS4-20J28 | KSUS4-20J28 |
| Product Name | Metal Spur Gears (metric) | Module 4, 20 Tooth Stainless 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 | Stainless |
