Module 2.5 steel spur gear with 120 teeth, made of S45C material, featuring a plain bore and JIS grade N8 precision per JIS B1702-1:1998. The gear has a 20° pressure angle, standard full-depth teeth, and a tooth hardness of less than 194HB. It includes a keyway conforming to JIS B1301 (Js 9 tolerance). The bore diameter is 100 mm, overall width is 25 mm, and the face width is 305 mm. The allowable torque is 9.38 N·m, with a theoretical backlash range of 0.22~0.48 mm. Secondary operations that reduce tooth width are not recommended.
Module 2.5, 120 Tooth Mild Steel Spur Gear with Plain 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
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:
| QTC METRIC GEARS | Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|---|
| Product Category | Gears | Gears |
| Product Number | KSS2.5-120 | KSS2.5-120 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 120 Tooth Mild Steel Spur Gear with Plain Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 120 | 120 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Carbon Steel |
