Bearings - KSB MEGAFLOW 50-160 Operating Instructions Manual

6.1 Bearings

Pump size Impeller
50-160 K
K
50-200
O
65-200 K
80-200 E
K
80-250
O
K
65-315
O
K
100-250 O
E
100-315 K
K
80-400
O
K
100-400
O
125-315 E
K
150-315
O
200-315 K
125-500 K
150-400 E
K
150-500
O
K
200-400
O
200-500 E
K
250-500
O
300-500 K
350-400 K
350-500 K
350-630 K
(1) For size 100-400 "K" at 1450 and 1750 rpm – bearing bracket P55/140s. Please consult KSB.
Notes:
(2) For size 100-400 "O" at 1450 and 1750 rpm – bearing bracket P65/160ax. Please consult KSB.
(3) Note: Consult KSB for pump sizes 350-400, 350-500 and 350-630.
Max.
allowable
Bearing
solid
bracket
diameter
(mm)
34 CS40
30 CS50
25 A40K
30 CS50
55 A40K
50 A40K
35 A40K
35
18
54
A50K
44
70
47
40
A60K (1)
22
45
A60K
(1)(2)
30
90
85
A60K
60
80
50
(3)
60
P65/160X
85
80
80
150
75
(3)
P80/200S
95
(2)
(2) (3)
(2)
Table 2
Bearings
NDE DE
6208C3 6208C3
6310C3 6310C3
NU308 6308C3
6310C3 6310C3
NU308 6308C3
NU308 6308C3
NU308 6308C3
NU310 6310C3
NU312 6312C3
2x
NU413
7313BUA
2x
NU419
7319BUA
(3)
KSB Megaflow
Max.
allowable
p/n
(CV/rpm)
0,0180
0,0500
0,0458
0,0500
0,0458
0,0458
0,0458
0,100
0,158
0,310
0,422
7