Hamilton Jet HTX30, Product Manual

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HTX30 Product Manual Appendix
8-15
Stud installation
Rolled formed studs with nose
Size Torque
A - Nose on stud bottomed in hole
M20 48 N·m (35 lbf ft)
Rolled formed studs without nose
Size Torque
A - No nose, stud bottoms on thread
X - Protrusion (Stud length minus thread length)
M16 n/a
Fit stud into casting until thread bottoms. Confirm the stud
protrusion is equal to stud length minus thread length as per stud
description.
Cut thread studs
Size Torque
A - Stop when thread disappears
All n/a
Screw the stud into the casting until the thread disappears.
Do not thread past this point.
Cut thread studs
Size Torque
A - Longest thread length fitted
All n/a
for studs with a different thread length at each end, the end with
the longest thread should be inserted into the tapped hole unless
otherwise noted on the assembly drawing .