Module 2.5 ground spur gear with 20 teeth and an 18 mm finished bore, made of S45C steel with induction-hardened tooth surfaces (50~60HRC). Precision grade JIS N7 (JIS B1702-1:1998), standard full-depth teeth, 20° pressure angle. Dimensions: pitch diameter 50 mm, outside diameter 55 mm, face width 25 mm, hub width 18 mm, total length 43 mm. Keyway size 6 mm wide by 2.8 mm deep. Allowable torque is 0.46 N·m (0.047 kgf·m). Backlash is 0.10~0.20 mm. Weight is 0.47 kg. The part includes a set screw and is not subject to secondary operations on tooth surfaces.
Module 2.5, 20 Tooth Ground Steel Spur Gear with 18mm 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
to a standard part, call us or submit an RFQ.
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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 | KSSG2.5-20J18 | KSSG2.5-20J18 |
| Product Name | Metal Spur Gears (metric) | Module 2.5, 20 Tooth Ground Steel Spur Gear with 18mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 20 | 20 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
