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Simrad ES38-12
• Internal threads can be produced with
taps, cold forming taps or thread mills
Emuge
• Larger thread hole diameters, i.e. increased tool life for threading tools
• Larger tolerances for thread hole diameters
Drawing standard
Whenever self-locking threads are required, this is shown on the technical drawing.
In the case of tapping through holes, the arrow at the end of the center line illustrates
the screw-in direction of the bolt.
Figure 19 Drawing examples, self-locking thread
The drawing is normally provided with the following text (or similar):
Note: The self-lock threads marked with SL* must be made in accordance with
procedure 842–202125. Drill diameters for threads differ from standard. Self-lock
taps can be supplied by Simrad.
Taps and gauges
The pretension locking thread self–lock (taps) from manufacturer
must be used.
Emuge
30
344276/A
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