KSSG2.5-45J28 is a ground spur gear with module 2.5, 45 teeth, and a 28 mm bore diameter. It has a pitch diameter of 112.5 mm, outside diameter of 117.5 mm, face width of 25 mm, hub width of 18 mm, and total length of 43 mm. The gear uses an 8 x 3.3 mm keyway and M6 set screw. It is made of S45C steel with induction-hardened tooth surfaces, heat treated to 50-60 HRC, and meets JIS grade N7 precision per JIS B1702-1:1998. Backlash is 0.14-0.24 mm, with allowable torque of 2.35 N·m (2.39 kgf·m). No secondary operations are permitted on tooth surfaces due to hardening.
Module 2.5, 45 Tooth Ground Steel 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°
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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 | KSSG2.5-45J28 | KSSG2.5-45J28 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 45 Tooth Ground Steel Spur Gear with 28mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 45 | 45 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
