KSSG4-55 is a ground spur gear with module 4, 55 teeth, and a standard full-depth tooth profile at a 20° pressure angle. It has a bore hub diameter of 100 mm, pitch diameter of 220 mm, outside diameter of 224 mm, face width of 40 mm, hub width of 25 mm, and total length of 65 mm. The gear is made from S45C steel with induction-hardened tooth surfaces, hardened to 50-60 HRC. Precision conforms to JIS grade N7 (JIS B1702-1:1998). Allowable bending strength is 998 N·m and surface durability torque is 1030 N·m. Backlash is specified as 0.16-0.26 mm, and weight is 13.1 kg. Secondary operations on tooth areas are prohibited due to induction hardening.
Module 4, 55 Tooth Ground 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°
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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 | KSSG4-55 | KSSG4-55 |
| Product Name | Metal Spur Gears (metric) | Module 4, 55 Tooth Ground Steel Spur Gear with Plain Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 55 | 55 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Steel | Steel; Hardened; Hardened Carbon Steel |
