Flowserve Durco Mark 3 ISO Frame Mounted - Manual (Page 34)

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14
Page 34 of 52
flowserve.com
Single seal with external lip seal 6.11.1.4
NB: Lever flange away after fitting hard sleeve to shaft .
Bearing housing
Setting dimension mm (in.)
X Y
Frame 1 23.5 (0.925) 11.0 (0.433)
Frame 2 34.0 (1.339) 19.0 (0.748)
Frame 3 33.5 (1.319) 11.0 (0.433)
Frame 4 51.5 (2.028) 24.0 (0.945)
Pump
size
Setting dimension Z mm (in.)
Frame 1 Frame 2 Frame 3 Frame 4
125 41.5 (1.634) - - -
160 41.5 (1.634) 49.0 (1.929) - -
200 36.5 (1.437) 49.0 (1.929) - -
250 - 44.0 (1.732) 45.0 (1.771) -
315 - 44.0 (1.732) 45.0 (1.771) 65.0 (2.559)
400 - - 36.5 (1.437) 57.0 (2.244)
500 - 44.0 (1.732) 45.0 (1.771) 65.0 (2.559)
Single internal seal with internal and 6.11.1.5
external neck bush
EN12757 L1N
EN12757 L1K
Pump
size
Setting dimension mm (in.)
Frame 1 Frame 2 Frame 3 Frame 4
X Y X Y X Y X Y
125
12.5
(0.492)
0
(0)
- - - - - -
160
12.5
(0.492)
0
(0)
5.5
(0.217)
- 9.5
(-0.374)
- - - -
200
17.5
(0.689)
5.0
(0.197)
5.5
(0.217)
- 9.5
(-0.374)
- - - -
250 - -
10.6
(0.417)
- 4.4
(-0.173)
18.3
(0.720)
- 4.3
(-0.169)
- -
315 - -
10.6
(0.417)
-4.4
(-0.173)
18.3
(0.720)
-4.3
(-0.169)
-4.7
(-0.185)
-32.3
(-1.272)
400 - - - -
27.0
(1.063)
-4.3
(-0.169)
3.5
(0.138)
-24.0
(-0.945)
500 - -
10.6
(0.417)
-4.4
(-0.173)
18.3
(0.720)
-4.3
(-0.169)
-4.7
(-0.185)
-32.3
(-1.272)
6.11.2 Cartridge seal types
Cartridge seal in Seal Sentry conical cover 6.11.2.1
Hooked sleeve' cartridge seal 6.11.2.2
For S see seal supplier's instructions
6.11.3 Tandem seal types
Tandem seal with Flowserve eccentric 6.11.3.1
pumping annulus circulation
Pump
size
Setting dimension mm (in.)
Frame 1 Frame 2 Frame 3 Frame 4
X Y X Y X Y X Y
125
20.0
(0.787)
31.5
(1.240)
- - - - - -
160
20.0
(0.787)
31.5
(1.240)
28.0
(1.102)
41.5
(1.634)
- - - -
200
20.0
(0.787)
26.5
(1.043)
28.0
(1.102)
41.5
(1.634)
- - - -
250 - -
28.0
(1.102)
36.4
(1.433)
27.5
(1.083)
33.7
(1.327)
- -
315 - -
28.0
(1.102)
36.4
(1.433)
27.5
(1.083)
33.7
(1.327)
45.5
(1.791)
56.7
(2.232)
400 - - - -
27.5
(1.083)
25.3
(1.996)
45.5
(1.791)
48.3
(1.902)
500 - -
28.0
(1.102)
36.4
(1.433)
27.5
(1.083)
33.7
(1.327)
45.5
(1.791)
56.7
(2.232)
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
BI - Rp ¼ in. barrier liquid inlet
BO - Rp ¼ in. barrier liquid outlet
F - Rp ¼ in. flush