KSB MegaCPK User Manual

Table 24: Tightening torques
Position Thread size Nominal value [Nm]
PN16 (G, C, V)
13)
PN25 (E, D)
13)
A M12
M16
50
125
65
165
B M14x1,5 SW21 (CS40)
M16x1,5 SW24 (CS50)
M20x1,5 SW30 (CS60)
M24x1,5 SW36 (CS80)
60
125
200
300
C M8
M10
M12
20
38
55
D M12 90
M16 210
X 1/8
1/4
3/8
1/2
3/4
25
55
80
130
220
7.6.2 Tightening torques for the shaft nut
E
Fig. 21:
Tightening point at the shaft nut
Table 25: Shaft nut tightening torques
Position Bearing bracket Slotted round
nut
Thread Tightening torques [Nm]
M1
14)
M2
15)
E CS 40 KM 8 M 40x1.5 100 65
CS 50 KM 10 M 50x1.5 150 90
CS 60 KM 12 M 60x2 200 120
CS 80 KM 16 M 80x2 200 120
13)
Casing material: G = cast iron; C,V = stainless steel; E = unalloyed steel; D = duplex stainless steel
14)
Loosen the screwed connection again after first tightening.
15)
Final tightening torque
7 Servicing/Maintenance
MegaCPK
59 of 74

KSB MegaCPK Specifications

General

Brand	KSB
Model	MegaCPK
Category	Water Pump
Language	English