CPX, CPXR, CPXN and CPXP USER INSTRUCTIONS ENGLISH 71569117 02-10
Page 29 of 44
flowserve.com
6.11.1d Single seal with external lip seal
NB: Lever flange away after fitting hard sleeve to shaft.
Setting dimension (mm)
Bearing housing
X
Y
Frame 1
23.5
11.0
Frame 2
34.0
19.0
Frame 3
33.5
11.0
Frame 4
51.5
24.0
Setting dimension Z (mm)
Pump size
Frame 1
Frame 2
Frame 3
Frame 4
125
41.5
-
-
-
160
41.5
49.0
-
-
200
36.5
49.0
-
-
250
-
44.0
45.0
-
315
-
44.0
45.0
65.0
400
-
-
36.5
57.0
500
-
44.0
45.0
65.0
6.11.1e Single internal seal with internal and
external neck bush
EN12757 L1N
EN12757 L1K
Setting dimensions (mm)
Frame 1
Frame 2
Frame 3
Frame 4
Pump
size
X
Y
X
Y
X
Y
X
Y
125
12.5
0
-
-
-
-
-
-
160
12.5
0
5.5
-9.5
-
-
-
-
200
17.5
5.0
5.5
-9.5
-
-
-
-
250
-
-
10.6 -4.4 18.3 -4.3
-
-
315
-
-
10.6 -4.4 18.3 -4.3
-4.7 -32.3
400
-
-
-
-
27.0
4.3
3.5 -24.0
500
-
-
10.6 -4.4 18.3 -4.3
-4.7 -32.3
6.11.2 Cartridge seal types
6.11.2a Cartridge seal in conical cover
6.11.2b Hooked sleeve cartridge seal
For S see seal supplier's instructions.
6.11.3 Tandem seal types
6.11.3a Tandem seal with Flowserve eccentric
pumping annulus circulation
BI - Rp ¼ in. barrier liquid inlet
BO - Rp ¼ in. barrier liquid outlet
F - Rp ¼ in. flush
Setting dimensions (mm)
Frame 1
Frame 2
Frame 3
Frame 4
Pump
size
X
Y
X
Y
X
Y
X
Y
125
20.0 31.5
-
-
-
-
-
-
160
20.0 31.5 28.0 41.5
-
-
-
-
200
20.0 26.5 28.0 41.5
-
-
-
-
250
-
-
28.0 36.4 27.5 33.7
-
-
315
-
-
28.0 36.4 27.5 33.7 45.5 56.7
400
-
-
-
-
27.5 25.3 45.5 48.3
500
-
-
28.0 36.4 27.5 33.7 45.5 56.7
Q - Rp ¼ in. quench
D - Rp ¼ in. drain
F - Rp ¼ in. flush
Z - Position of lip seal hard sleeve
Q - Rp ¼ in. quench
D - Rp ¼ in. drain
F - Rp ¼ in. flush