The KPSA2-48J19 is a plastic spur gear in the KPSA series, with a module of 2, 19 teeth, and a bore size of 19 mm. It has a pitch diameter of 38 mm, outside diameter of 42 mm, face width of 20 mm, and a keyway of 6 mm width by 2.8 mm depth, conforming to JIS B1301 Js9 tolerance. The gear is made of MC901 nylon, with a tooth hardness of 115-120 HRR, and operates at a 20° pressure angle with standard full-depth teeth. Precision grade is JIS B1702-1:1998 N9. The allowable torque is 13.7 N·m (1.40 kgf·m), with a theoretical backlash of 0-0.44 mm and a weight of 0.16 kg. Backlash and dimensional stability are affected by temperature and humidity. Recommended for use with steel gears to avoid heat buildup without lubrication.
Module 2, 48 Tooth Nylon Hubless Spur Gear with 19mm 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 | KPSA2-48J19 | KPSA2-48J19 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 48 Tooth Nylon Hubless Spur Gear with 19mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 48 | 48 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
