KPSA2-40J14 is a module 2, 14-tooth plastic spur gear made of MC901 nylon with a 14 mm bore and a 4 x 1.8 mm keyway, designed for low-load applications. The gear has a 20° pressure angle, standard full-depth teeth, and a tooth hardness of 115~120 HRR. It meets JIS grade N9 precision per JIS B1702-1:1998. Backlash and allowable torque are specified for identical gear pairs, and dimensional stability is affected by temperature and humidity. The gear requires attachment via key, press fit, or steel hub for higher load or reverse-impact conditions. J-series gears are available on request with a 5-working-day lead time.
Module 2, 40 Tooth Nylon Hubless Spur Gear with 14mm Finished 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.
Request for Quote
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 | KPSA2-40J14 | KPSA2-40J14 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 40 Tooth Nylon Hubless Spur Gear with 14mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 40 | 40 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
