Nordson VDK-MIDI TYPE 6, Operating Instructions Manual, Page: 33 / 40

Type 6
11
E
2010
Gear Pump
Bolt- tightening- torques
Screw
dimension Bolt tightening--torque (Nm)
Dosing gear pumps Inline--pumps
DIN EN ISO 3506
NIRO A2 -- 70
DIN EN ISO 4762
Strength 10.9
DIN EN ISO 4762
Strength 12.9
DIN EN ISO 4762
Strength 12.9
M5 4 6 7 8,5
M6 7 10 11,5 14
M8 17,5 25 30 34
M10 35 48 55 68
M12 60 80 95 120
M14 94 130 150 190
M16 140 140 140 250
M18 180 180 300
M20 200 200 500
M24 400 400 600
M27 600 600 800
M30 800 800 1000
Please observe:
1. The drive torque indicated is valid for thread lubrication with
MOS2--paste or similar.
2. If the drive torques is too low, leakage may occur between pump and
mounting plate.
3. If the drive torques is too high, this may lead to distortion or blocking of
the pump.
4. The pump fixing screws must be tightened by means of a torque
wrench.
5. The drive torques indicated is valid for ambient-- and working
temperature.