[KHK] ZSTP gear has a twist angle of 19°31′41″.

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last updated：Jul 30, 2025

小原歯車工業

Official site

Schnäbelger-made ZST hardened tooth grinding helical rack dedicated pinion. Due to high-frequency hardening of the tooth surface, additional machining such as mounting holes can be freely added outside of the tooth area.

The ZSTP gear grinding is a pinion specifically designed for the ZST hardened helical rack manufactured by Schneeburger. It is set to EU specifications with a twist angle of 19°31′41″. Due to high-frequency hardening of the tooth surface, additional machining such as mounting holes can be freely added outside of the tooth area. 【Features】 ○ Designed to increase strength while ensuring the assembly distance is in whole millimeters for plus displacement gears. ○ A rack and pinion designed with the utmost consideration for user convenience. ○ Due to high-frequency hardening of the tooth surface, additional machining such as mounting holes can be freely added outside of the tooth area. *For more details, please contact us.

Related Link - https://www.khkgears.co.jp/khk_products/zst.html

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basic information

【Common Specifications】 ○ Accuracy Grade: JIS B 1702-1 N6 ○ Heat Treatment: Quenching and Tempering, High-Frequency Hardening of Tooth Surface ○ Gear Reference Section: Tooth Normal ○ Tooth Surface Hardness: 50–60 HRC ○ Tooth Profile: Straight Tooth ○ Surface Treatment: Black Oxide ○ Pressure Angle: 20° ○ Tooth Surface Finish: Grinding ○ Twist Angle: 19°31′41″ ○ Tooth Grinding Reference Surface: Hole (H7) ○ Material: SCM440 ○ Additional Processing: Possible ● For more details, please contact us.