KNSU2-70 is a plastic spur gear with a steel core, featuring a module of 2, 70 teeth, and a pitch diameter of 140 mm. The gear has a bore diameter of 60 mm, an outside diameter of 144 mm, a face width of 20 mm, and a total length of 105 mm. It is made of MC602ST nylon with an S45C steel core, with a pressure angle of 20° and precision grade JIS N9 per JIS B1702-1:1998. The allowable torque is 27.7 N·m (2.82 kgf·m), and the backlash ranges from 0 to 0.46 mm. The design employs a diamond knurl and grooves on the steel core to bond the nylon, ensuring high holding strength and dimensional stability across a wide temperature range.
Module 2, 70 Tooth Nylon Steel Core Spur Gear with Plain 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 | KNSU2-70 | KNSU2-70 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 70 Tooth Nylon Steel Core Spur Gear with Plain Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / Steel Core |
