KSB CTN - Interchangeability of Pump Components

7 Servicing/Maintenance
59 of 76
CTN / CTN-H
7.7.3 Interchangeability of pump components
Components featuring the same number in a column are interchangeable.
Table29: Interchangeability of pump components
Size Description
Volute casing Stage casing Suction cover Shaft Pump shaft Intermediate shaft Drive shaft Impeller Angular contact ball bearing Radial ball bearing (for oil-lubricated thrust bearings) Drive lantern Bearing bracket lantern Bearing housing Gland follower Stuffing box ring Lantern ring Gland packing Casing wear ring Casing wear ring Shaft protecting sleeve (gland packing) Bearing bush Bearing bush Pipe assembly Flanged bend Threaded coupling Soleplate
Part No.
102 108 162 210
19)
211
19)
212
19)
213
19)
230.01/.02
20)
320.02 321.02 341
21)
344 350.04 452.02
22)
454.02
22)
458.02
22)
461.02
22)
502.01/.02
20)
502.03/.04
20)
524.02 545.01/.03 545.02 71-9.01/.02
20)
72-1 852 893.02
23)
25-200 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 - 1 1 1 1
25-200/2 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1
40-200 2 - 2 1 1 1 1 2 1 1 1 1 1 1 1 1 1 2 - 1 1 - 1 2 1 1
40-250 3 - 3 1 1 1 1 3 1 1 1 1 1 1 1 1 1 2 - 1 1 - 1 2 1 1
40-250/2 3 2 3 2 2 1 1 3 1 1 1 1 1 1 1 1 1 2 2 1 1 - 1 2 1 1
40-280 4 - 4 3 3 1 1 4 1 1 1 1 1 1 1 1 1 3 - 1 1 - 1 2 1 1
40-280/2 4 3 4 4 4 1 1 4 1 1 1 1 1 1 1 1 1 3 3 1 1 2 1 2 1 1
50-200 5 - 5 3 3 1 1 5 1 1 1 1 1 1 1 1 1 4 - 1 1 - 1 3 1 1
50-250 6 - 6 3 3 1 1 6 1 1 1 1 1 1 1 1 1 4 - 1 1 - 1 3 1 1
50-315 7 - 7 3 3 1 1 7 1 1 1 1 1 1 1 1 1 4 - 1 1 - 1 3 1 1
50-315/2 7 4 7 4 4 1 1 7 1 1 1 1 1 1 1 1 1 4 4 1 1 2 1 3 1 1
80-250 8 - 8 5 5 2 2 8 2 2 2 2 2 2 2 2 2 5 - 2 2 - 2 4 2 2
80-315 9 - 9 5 5 2 2 9 2 2 2 2 2 2 2 2 2 5 - 2 2 - 2 4 2 2
80-315/2 9 5 9 6 6 2 2 9 2 2 2 2 2 2 2 2 2 5 5 2 2 3 2 4 2 2
100-250 10 - 10 5 5 2 2 10 2 2 2 2 2 2 2 2 2 5 - 2 2 - 2 5 2 2
100-315 11 - 11 5 5 2 2 11 2 2 2 2 2 2 2 2 2 5 - 2 2 - 2 5 2 2
100-315/2 11 6 11 6 6 2 2 11 2 2 2 2 2 2 2 2 2 5 5 2 2 3 2 5 2 2
125-315 12 - 12 7 7 3 3 12 3 3 3 3 3 3 3 3 3 6 - 3 3 - 3 6 3 3
125-315/2 12 7 12 8 8 3 3 12 3 3 3 3 3 3 3 3 3 6 6 3 3 4 3 6 3 3
150-250 13 - 13 7 7 3 3 13 3 3 3 3 3 3 3 3 3 7 - 3 3 - 3 7 3 3
200-315 14 - 14 9 9 4 4 14 4 4 4 4 4 4 4 4 4 8 - 4 4 - 4 8 4 4
250-315 15 - 15 9 9 4 4 15 4 4 4 4 4 4 4 4 4 9 - 4 4 - 5 9 4 5
250-400 16 - 16 9 9 4 4 16 4 4 4 4 4 4 4 4 4 10 - 4 4 - 6 9 4 6
19) For identical lengths
20) If fitted
21) For identical motors
22) Only for identical seal types
23) For identical nominal diameters