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NBN EN 2139:1992
Aerospace series - Washers, flat heat resisting steel
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Summary
This standard specifies the characteristics of flat heat resisting steel washers for use in aerospace applications, at temperatures below 650 °C.
They are intended for use primarly underneath nuts, for use underneath bolt heads the compatibility shall be checked.
They are intended for use primarly underneath nuts, for use underneath bolt heads the compatibility shall be checked.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 09/09/1992 |
| Cancellation Date | 09/20/1989 |
| Page Count | 7 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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09/09/1992
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