NF EN 4609:2019
Current
Current
The latest, up-to-date edition.
Aerospace series - Spiral drive recesses for threaded fasteners - Geometrical definition and technical requirements
Available format(s)
Hardcopy
Language(s)
English - French
Published date
01-11-2019
Publisher
1European foreword 2Normative references 3Terms and definitions 4Required characteristics: configuration - dimensions - tolerances 5Designation 6Recess gauging 7General technical requirements 8Detail technical requirements Bibliography
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