KPU2-40 is a plastic spur gear with a module of 2, 40 teeth, and a stainless steel core (SUS303) molded with MC901 nylon. It has a standard full-depth tooth profile, 20° pressure angle, and JIS grade N9 precision. The gear has a bore diameter of 55 mm, hub diameter of 80 mm, pitch diameter of 80 mm, outside diameter of 84 mm, face width of 20 mm, hub width of 14 mm, and total length of 34 mm. The allowable torque is 11.9 N·m (1.21 kgf·m) with a backlash of 0~0.44 mm and a weight of 0.70 kg. The metal core is treated with diamond knurling and grooves to ensure secure fusion with the nylon, enhancing dimensional stability across temperature ranges up to 140°C.
Module 2, 40 Tooth Nylon Spur Gear with Stainless Steel Core and 22mm 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.
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 | KPU2-40J22 | KPU2-40J22 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 40 Tooth Nylon Spur Gear with Stainless Steel Core and 22mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 40 | 40 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Stainless; Nylon; Nylon / Stainless Core |
