KNSU2-70 is a plastic spur gear with a steel core, featuring a module of 2, 70 teeth, a 60 mm bore, a 140 mm pitch diameter, a 144 mm outside diameter, a 20 mm face width, and a 34 mm total length. It is made of MC602ST nylon over an S45C steel core, with JIS grade N9 precision and a 20° pressure angle. The gear has an allowable torque of 27.7 N·m (2.82 kgf·m) and a weight of 1.79 kg. The steel core is integrated via a diamond-knurled surface with grooves for strong mechanical bonding. Dimensional stability is maintained across temperature variations, and the gear is designed for use without lubrication when paired with steel gears.
Module 2, 70 Tooth Nylon Steel Core Spur Gear with Finished 28mm 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.
Request for Quote
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 | KNSU2-70J28 | KNSU2-70J28 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 70 Tooth Nylon Steel Core Spur Gear with Finished 28mm Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / Steel Core |
