Din 7161 Pdf Extra Quality Jun 2026

Covers nominal diameters from 1 mm up to 500 mm.

Despite being superseded, it is still referenced in older technical manuals and by test equipment manufacturers for checking legacy gauges and calipers. Related Standards din 7161 pdf extra quality

(often those with lower numerical values, like IT5 or IT6). These are used for high-precision applications like high-speed machinery or aerospace components where minimal clearance or specific interference fits are critical. Status and Transition to ISO Covers nominal diameters from 1 mm up to 500 mm

Standard scanned copies of old DIN standards often suffer from: like IT5 or IT6).

The extra quality tolerances in DIN 7161 are more stringent than the standard tolerances and are used for high-precision applications, such as:

: Covers cylindrical workpieces (shafts and holes). Dimensions : Typically spans sizes from 1 mm to 500 mm. 2. Normative References DIN ISO 286 : Geometrical product specifications (GPS). DIN 7150-2 : System of limits and fits for gauges. DIN 2245 : GO/NO-GO plug gauges for holes. 3. Key Definitions & Terminology

Based on a legitimate extra quality scan of the standard, the permissible deviations for the "Medium" (m) class (0.5mm to 3000mm) are as follows: