KPS1-70J20 is a plastic spur gear in the KPS Module 1 series, with 70 teeth, a pitch diameter of 70 mm, an outside diameter of 72 mm, and a face width of 10 mm. It features a 5 mm hub width, a 6 x 2.8 mm keyway, and an M5 threaded bore. The gear is made of MC901 nylon with a tooth hardness of 115-120 HRR, and meets JIS grade N9 precision (equivalent to JIS B1702-1:1998). The allowable torque is 0.052 N·m, and backlash is 0-0.36 mm. It is designed for use with steel gears to avoid heat buildup from unlubricated plastic-on-plastic meshing.
Module 1, 70 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 | KPS1-70J20 | KPS1-70J20 |
| Product Name | Plastic Spur Gears (metric) | Module 1, 70 Tooth Nylon Spur Gear with Hub and 20mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
