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DIN 2271-4:1977 - Pneumatic Length Measurement (Air Gauging); General Information and Examples of Application (FOREIGN STANDARD)
![DIN 2250-1:1989 - General-purpose GO ring gauges and setting ring gauges for pneumatic length measuring instruments from 1 mm up to 315 mm nominal diameter (Foreign Standard) DIN 2250-1:1989 - General-purpose GO ring gauges and setting ring gauges for pneumatic length measuring instruments from 1 mm up to 315 mm nominal diameter (Foreign Standard)](https://webstore.ansi.org/cover-pages/small/DIN/2416855.jpg)
DIN 2250-1:1989 - General-purpose GO ring gauges and setting ring gauges for pneumatic length measuring instruments from 1 mm up to 315 mm nominal diameter (Foreign Standard)
![DIN 2250-1:2008 - Geometrical product specifications (GPS) - GO ring gauges and setting ring gauges - Part 1: From 1 mm up to 315 mm nominal diameter DIN 2250-1:2008 - Geometrical product specifications (GPS) - GO ring gauges and setting ring gauges - Part 1: From 1 mm up to 315 mm nominal diameter](https://webstore.ansi.org/cover-pages/small/DIN/1499719.jpg)
DIN 2250-1:2008 - Geometrical product specifications (GPS) - GO ring gauges and setting ring gauges - Part 1: From 1 mm up to 315 mm nominal diameter
![Nastavovací kroužek průměr 132 mm, DIN 2250-C | Kroužky nastavovací (kontrolní) |Kalibrační laboratoř Zindler Nastavovací kroužek průměr 132 mm, DIN 2250-C | Kroužky nastavovací (kontrolní) |Kalibrační laboratoř Zindler](https://www.klz.inshop.cz/inshop/files/78781105/DIN2250C_100_Schmalkalden.jpg?timestamp=20230203051906)