KSSG2-42J20 is a module 2, 20-tooth ground spur gear in the KSSG series, with a 6mm bore, 2.8mm keyway, and M5 set screw. It has a pitch diameter of 42mm, outside diameter of 84mm, face width of 20mm, and total length of 36mm. The gear is made of S45C steel with induction-hardened tooth surfaces ranging from 50 to 60 HRC, meeting JIS grade N7 precision (JIS B1702-1:1998). Allowable torque is 1.12 N·m (0.11 kgf·m), and backlash is specified as 0.12-0.22 mm. The keyway conforms to JIS B1301 Js9 tolerance, and the gear is not subject to secondary operations on tooth surfaces due to hardening.
Module 2, 42 Tooth Ground Steel Spur Gear with 20mm 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 | KSSG2-42J20 | KSSG2-42J20 |
| Product Name | Metal Spur Gears (metric) | Module 2, 42 Tooth Ground Steel Spur Gear with 20mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 42 | 42 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
