Aerospace series - External spiral drive heads for threaded fasteners - Geometrical definition and fastener head wrenching configuration
STANDARD published on 1.12.2019
Designation standards: ČSN EN 4852
Classification mark: 313054
Catalog number: 508347
Publication date standards: 1.12.2019
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
This European standard specifies dimensions and gauging system for external MORTORQ super bolt head spiral drive system