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NBN EN 27721:1992
Countersunk head screws - Head configuration and gauging (ISO 7721:1983)
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Summary
Specifies the characteristics of products with thread sizes from M 1,6 up to and including M 20; it recommends a gauging method for the dimensions laid down in the respective product standards; the annex contains the calculation basis
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 02/29/1992 |
| Cancellation Date | 04/16/1992 |
| Page Count | 9 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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29/02/1992
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