Steel hubless spur gears with module 2.5 and 55 teeth in the KSSA2.5 series feature a 137.5 mm pitch diameter, 142.5 mm outside diameter, 22 mm tooth width, and are made of S45C steel with JIS grade N8 precision. The allowable torque is 5.01 N·m, and the normal backlash ranges from 0.18 to 0.40 mm. The gears have a standard full-depth tooth profile and a 20° pressure angle.
Module 2.5, 55 Tooth Mild Steel Hubless Spur Gear with 28mm Finished Bore
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
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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:
| QTC METRIC GEARS | Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|---|
| Product Category | Gears | Gears |
| Product Number | KSSA2.5-55J28 | KSSA2.5-55J28 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 55 Tooth Mild Steel Hubless Spur Gear with 28mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 55 | 55 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
