The S12A10M021N0310 is a hubless spur gear made from 2024 aluminum alloy, anodized, with 21 teeth, a module of 1, and a 20° pressure angle. It has a 10 mm bore diameter and a 3.2 mm face width. The pitch diameter is 21 mm, the outside diameter is 23 mm, and the root diameter is 18 mm. The gear is designed for metric applications and is supplied without a hub. Lightening holes are not present as the pitch diameter is below 54 mm.
Inch Gears: AGMA 12, 10, 9, and 8
Available Pitches: 120 thru 16
Pressure Angles: 20° and 14.5°
Metric Gears: ISO 5 thru 9
Available Modules: 0.3 thru 3
Pressure Angles: 20° and 14.5°
For custom components or modifications
to a standard part, call us or submit an RFQ.
REQUEST A QUOTE
Elements of Metric Gear Technology
How to Achieve Optimum Performance in a Miniature Gear Train
You May Also Need:
Shafts
Bearings
Couplings
Our metal spur gears are available in a variety of materials, including:
With a variety of fastening styles, including:
| Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|
| Product Category | Gears |
| Product Number | S12A10M021N0310 |
| Product Name | Module 1, 21 Teeth, 20° Pressure Angle, 2024 Aluminum alloy Gear |
| Gear Type | Spur; Rack |
| Number of Teeth | 21 |
| Design | Metric |
| Pressure Angle | 20° |
| Material | Aluminum; 2024 Aluminum Alloy |
