KPSA3-48J18 is a plastic spur gear with module 3, 18 teeth, and an 18 mm bore, made of MC901 nylon with a 20° pressure angle and JIS grade N9 precision. It features a keyway measuring 6 mm wide by 2.8 mm deep, conforming to JIS B1301 Js9 tolerance. The allowable torque is 0.57 N·m, and the weight is 0.48 kg. The gear is designed for light-load applications and is compatible with steel hubs for enhanced fastening when needed.
Module 3, 48 Tooth Nylon Hubless Spur Gear with 18mm 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 | KPSA3-48J18 | KPSA3-48J18 |
| Product Name | Plastic Spur Gears (metric) | Module 3, 48 Tooth Nylon Hubless Spur Gear with 18mm 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 |
