Plastic spur gears with a steel core, module 2.5, 44 teeth, featuring a 30 mm bore, 90 mm pitch diameter, 115 mm outside diameter, 25 mm face width, and 40 mm total length. The gear is made of MC602ST nylon with an S45C steel core, has a 20° pressure angle, standard full-depth teeth, and JIS grade N9 precision. Allowable torque is 31.3 N·m (3.19 kgf·m), with theoretical backlash of 0 to 0.48 mm. The joining method involves a diamond-knurled steel core fused with nylon, ensuring dimensional stability and high holding strength. The gear operates in a wide temperature range with minimal thermal expansion.
Module 2.5, 44 Tooth Nylon Steel Core Spur Gear with Finished 30mm 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 | KNSU2.5-44J30 | KNSU2.5-44J30 |
| Product Name | Plastic Spur Gears (metric) | Module 2.5, 44 Tooth Nylon Steel Core Spur Gear with Finished 30mm Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 44 | 44 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / Steel Core |
