Flowserve CPXPM User Manual
Page 22
CPXPM USER INSTRUCTIONS ENGLISH 71569160 09-09
Page 22 of 28
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6.11.2 Single seal types with external lip seal
6.11.2a Single seal with external lip seal
Hard sleeve setting dimension 'z' = distance from
stubshaft end to position of sleeve as shown
Q - Rp ¼ in. quench
D - Rp ¼ in. drain
F - Rp ¼ in. flush
6.11.2b Single seal with external lip seal and
quench pot
F - Rp ¼ in. flush
D - Rp ¼ in. drain
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