24770.0098 - Flat Knurled Thumb Screws
DIN 653
Knurled thumb screws are very versatile. Three material versions for the different requirements
- steel, blackened
- steel, zinc-plated by galvanization
- stainless steel
are available.
Knurled thumb screws can be easily tightened and released by hand. The ribbed outer surface of the nut prevents slipping when tightening / releasing with the fingers.
The thread is manufactured up to the head and with runout without undercut at the end of the thread (DIN designation A). The screws can therefore not be screwed in up to the head.
This article 24770.0098 - Flat Knurled Thumb Screws DIN 653 / (d1: M4, l: 20 mm) is one variant of the article group Flat Knurled Thumb Screws DIN 653 (EH 24770.)
Material
- Steel, blackened, quality 5.8
Notes
Knurling pitch and knurling depth may differ from DIN.
RoHS compliant
Contains lead - compliant according to exceptions 6a / 6b / 6c.
Contains SVHC substances >0,1% w/w
Contains lead - SVHC list [REACH] as of 27.06.2024.
Contains Proposition 65 substances
Lead can cause cancer and reproductive harm from exposure
https://www.P65Warnings.ca.gov/
Free from Conflict Minerals
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.