Plastic spur gears with a steel core, module 2.5, 34 teeth, 85 mm pitch diameter, 90 mm outside diameter, 25 mm face width, and 55 mm hub width, featuring a 50 mm bore. The gear is made of MC602ST nylon bonded to an S45C steel core via a diamond-knurled interface for high holding strength. It meets JIS grade N9 precision standards, has a 20° pressure angle, and is rated for an allowable torque of 22.6 N·m (2.30 kgf·m). The design ensures dimensional stability across temperature variations and provides a clean, bolt-free appearance.
Module 2.5, 34 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 | KNSU2.5-34J12 | KNSU2.5-34J12 |
| Product Name | Plastic Spur Gears (metric) | Module 2.5, 34 Tooth Nylon Steel Core Spur Gear with Finished 12mm Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 34 | 34 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / Steel Core |
