The collar nuts (flanged nuts) are manufactured accoring to DIN 6331.
This article 23080.0120 - Collar Nuts DIN 6331 (height 1,5 d) / (d1: M20) is one variant of the article group Collar Nuts DIN 6331 (height 1,5 d) (EH 23080.)
More details
1) DIN standards do not include these dimensions.
2) DIN standard do not include these material.
For torques and strengths please refer to appendix - Technical Data -
Compliant according to Directive 2011/65/EU and Directive 2015/863.
No SVHC substances with more than 0.1% w/w contained - SVHC list [REACH] as of 27.06.2024.
No Proposition 65 substances included.
https://www.P65Warnings.ca.gov/
This product does not contain any substances designated as "conflict minerals" such as tantalum, tin, gold or tungsten from the Democratic Republic of Congo or adjacent countries.
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