The KNSU2-28 is a plastic spur gear with a steel core, designed for mechanical power transmission, featuring a module of 2, 28 teeth, a pitch diameter of 56 mm, an outside diameter of 60 mm, a face width of 20 mm, and a hub diameter matching a 35 mm bore. It has a JIS grade N9 precision rating and a 20° pressure angle. The gear is constructed with MC602ST nylon fused to an S45C steel core via a diamond-knurled surface treatment to ensure strong mechanical bonding, providing dimensional stability and wide temperature tolerance up to 140°C. The allowable torque is 9.05 N·m (0.92 kgf·m), with axial backlash between 0 and 0.44 mm and a weight of 0.27 kg.
Module 2, 28 Tooth Nylon Steel Core Spur Gear with Finished 12mm Bore
Our plastic spur gears are available in a variety of materials, including:
With a variety of fastening styles, including:
You May Also Need:
Shafts
Bearings
Couplings
For custom components or modifications to a standard part, call us or submit an RFQ.
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Design of Plastic Gears and General Considerations of Plastic Gearing
How to Achieve Optimum Performance in a Miniature Gear Train
| QTC METRIC GEARS | Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|---|
| Product Category | Gears | Gears |
| Product Number | KNSU2-28J12 | KNSU2-28J12 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 28 Tooth Nylon Steel Core Spur Gear with Finished 12mm Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 28 | 28 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / Steel Core |
