Flowserve CPXM User Manual
Page 23
CPXM and CPXRM USER INSTRUCTIONS ENGLISH 71569101 10-08
Page 23 of 32
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6.11.2c Single seal with external lip seal variants
1) Self setting collar.
2) Separate seal drive collar set to dimension 'X'.
3) Integral seal drive collar with screws set to
dimension 'X’.'
L1K and L1N are seal lengths defined within seal
standard EN 12757.
Setting dimension (mm)
Pump size
Stubshaft Ø 35
Stubshaft Ø 45
X
Y
Z
X
Y
Z
125
25.5
13
50
-
-
-
160
25.5
13
50
36
21
68
65-160
25.5
13
50
36
21
68
100-160
25.5
13
50
36
21
68
200
25.5
13
50
36
21
68
250
-
-
-
36
21
68
315
-
-
-
36
21
68
6.11.3 Double seal types
6.11.3a Double back-to-back seal with Flowserve
eccentric pumping annulus circulation (limited to
a short T2100 outboard and a EN 12757 'K' type
rubber bellow seal inboard)
BO - Rp ¼ in. barrier liquid outlet
BI - Rp ¼ in. barrier liquid inlet
6.11.4 Cartridge seal types
6.11.4a Compact dual or gas buffer/barrier
cartridge seal
Stubshaft A
Stubshaft B
A
35 mm
45 mm
B
61.5 mm
73 mm
C
81 mm +0.0/-0.05 mm
97 mm +0.0/-0.05 mm
D
55 mm
60 mm
E
34 mm
34 mm
F
M 10
M 12
G
98 mm
117 mm
H
130 mm
164 mm
6.11.4b Compact cartridge seal
Stubshaft
A
B
B option
C
D
E
F
G
H max
J
A
35 mm 62 mm -0.05/+0.0 mm 51 mm -0.0/+0.2 mm 54 mm 33 mm
33 mm M 10 86 mm 130 mm 76 mm
B & C
45 mm 74 mm -0.05/+0.0 mm 70 mm -0.0/+0.2 mm 60 mm 36.5 mm 39.5 mm M 12 100 mm 164 mm 86 mm