KSSG3-25J25 is a module 3, 25-tooth ground spur gear made of S45C steel with induction-hardened tooth surfaces rated at 50-60 HRC, featuring a 25 mm bore and an 8 x 3.3 mm keyway. It conforms to JIS grade N7 precision (JIS B1702-1:1998) and has a theoretical backlash of 0.12-0.22 mm. The gear has a pitch diameter of 75 mm, outside diameter of 81 mm, face width of 30 mm, and total length of 50 mm. Allowable torque is 9.64 N·m (0.98 kgf·m). Set screws are included due to the tapped hole. Secondary operations on tooth areas are prohibited due to induction hardening.
Module 3, 25 Tooth Ground Steel Spur Gear with 25mm 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.
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 | KSSG3-25J25 | KSSG3-25J25 |
| Product Name | Metal Spur Gears (metric) | Module 3, 25 Tooth Ground Steel Spur Gear with 25mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 25 | 25 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
