Hexagon nut, low profile
DIN 439, stainless steel A2
DIN 439-B A2 M20
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DIN 439 type B has been replaced with ISO 4035. There is some similarity (stainless steel hardness classes changed from 50 to 025 and from 70 to 035) | Width across flats changed for M10, M12, M14, and M22 | Nominal diameter M1.8 removed | ISO 4035 for standard thread only. | Fine thread moved to standard ISO 8675.
Datasheets(X)
 | |
Thread type x nominal diameter x pitch (D) | M20 x 2.5 |
Thread type x nominal diameter (D) | M20 |
Height (m) | 10 mm |
External drive (s) | WS30 |
Standards | DIN 439 |
Material | Stainless steel A2 |
Surface | Plain |
Drive type | Outer hexagon |
Thread type | Metric thread |
Thread form | Standard metric thread |
RoHS-compliant | Yes |
Notice | DIN 439 type B has been replaced with ISO 4035. There is some similarity (stainless steel hardness classes changed from 50 to 025 and from 70 to 035) | Width across flats changed for M10, M12, M14, and M22 | Nominal diameter M1.8 removed | ISO 4035 for standard thread only. | Fine thread moved to standard ISO 8675. |
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