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Hinges for Lightweight Interior Doors: AUTO-HINGE Flag Type 300 Series

Hinges with built-in door closer function! Usable on arched doors or doors without upper frames!

The AUTO-HINGE Flag Type is a hinge with a built-in door closing function. Its clean and simple design complements various types of doors, enhancing both appearance and performance. This catalog features hinges specifically designed for lightweight interior doors. Featured products: 1. 300 Series 2. 1000 Series 3. 2000 Series For more details, please refer to the PDF catalog or feel free to contact us.

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basic information

- Model: 311S - Applicable Door Size (mm) W: 800(Max) H:2000(Max) D: 30(Min) - Applicable Door Weight (kg): 30(Max) - Stop Mechanism : Available - Model: 1111SR/1111SL - Applicable Door Size (mm) W: 850(Max) H: 2000(Max) D: 30(Min) - Applicable Door Weight (kg): 35(Max) - Stop Mechanism: Available - Model: 2211R/2211L - Applicable Door Size (mm) W: 800(Max) H: 2000(Max) D: 30(Min) - Applicable Door Weight (kg): 30(Max) - Stop Mechanism: Not available

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For more details, please refer to the PDF catalog or feel free to contact us.

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The NITTO KOHKI Group supports comfortable living and a prosperous future across a wide range of fields—from construction sites to the aerospace industry and global environmental maintenance projects. We respond to increasingly diverse needs with outstanding engineering that promotes efficiency and labor-saving. Our unique technologies are developed from the user’s perspective, creating convenient and innovative tools that serve as bridges to the next generation.