KPSA2-48J28 is a plastic spur gear in the KPSA series, with a module of 2, 28 teeth, a pitch diameter of 56 mm, an outside diameter of 60 mm, a face width of 20 mm, and a keyway of 8 mm wide by 3.3 mm deep, made from MC901 nylon. The gear has a JIS grade N9 precision rating, a 20° pressure angle, and a theoretical backlash of 0~0.44 mm. It has an allowable torque of 14.9 N·m (1.52 kgf·m) and weighs 0.16 kg. The bore is finished to H8 tolerance, and the keyway conforms to JIS B1301, Js9 tolerance. For secure shaft mounting, a steel hub is recommended due to its plastic construction and operational conditions.
Module 2, 48 Tooth Nylon Hubless Spur Gear with 28mm 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 | KPSA2-48J28 | KPSA2-48J28 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 48 Tooth Nylon Hubless Spur Gear with 28mm 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 |
