Appendix
1
1,0
0,9
0,8
0,7
0,6
0,5
0,4
0,3
0,2
0,1
0
50
100 150 200 250 300 350 400 450
[°C]
2
3
4
M
Fig. 23
Correction factor M and operating temperature
1
Non alloyed steel cast
2
Austenitic steel cast
3
Spheroidal iron GGG 40.3
4
Gray cast iron GG 25
9.3
Spare parts for 2 years of continuous
operation according to DIN 24296
Number of identical pumps (including stand-by pumps)
2
3
4
5
6 and
7
8 and
9
> 9
Part no.
Part designation
Set/quantity of spare parts
210.01
921.01
921.02
930.01
930.04
940.01
940.03
Pump shaft
Shaft nut
Shaft nut
Spring ring
Spring ring
Shaft key
Shaft key
1)
1
1
2
2
2
3
30 %
230.01
Impeller
1
1
1
2
2
3
30 %
314.01
515.05
550.24
Thrust bearing
Tension ring
Disc
1
1
2
2
3
4
50 %
314.02
4)
506.03
515.06
Thrust bearing
Retaining ring
Tension ring
1
1
2
2
3
4
50 %
314.03
5)
515.07
550.20
Thrust bearing
Tension ring
Disc
1
1
2
2
3
4
50 %
321.01
321.02
Ball bearing
1
1
2
2
3
4
50 %
160-276/0 – 550 406
BA-2017.02 en-US
CNH-ML series
45
