KPS2.5-25J20 is a plastic spur gear with a module of 2.5, 20 teeth, and a 6 mm × 2.8 mm keyway, featuring an M5 set screw and a 6 mm hub width. The gear has a pitch diameter of 50 mm, an outside diameter of 62.5 mm, a face width of 25 mm, and a total length of 37 mm. Made of MC901 nylon, it conforms to JIS grade N9 (equivalent to S1) precision and has a tooth hardness of 115-120 HRR. The allowable torque is 0.10 N·m, and backlash is specified as 0-0.46 mm. The keyway follows JIS B1301 standards with Js9 tolerance.
Module 2.5, 25 Tooth Nylon Spur Gear with Hub and 20mm 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.
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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 | KPS2.5-25J20 | KPS2.5-25J20 |
| Product Name | Plastic Spur Gears (metric) | Module 2.5, 25 Tooth Nylon Spur Gear with Hub and 20mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 25 | 25 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
