Aerospace series - Six lobe recesses for bolts - Technical specification
STANDARD published on 1.12.2008
Designation standards: ČSN EN 3905
Classification mark: 313045
Catalog number: 81661
Publication date standards: 1.12.2008
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN