MSS
TM
Series
© Copyright 2022 Fluid Equipment Development Company | www.fedco-usa.com
-
11
-
Pump Overhaul Continued
MSS Pump Internal Components (MSS-40/55/75)
30
31
32
33
34
1
2
3
4
5
6
7
8
16
17
18
19
20
22
23
24
25
26
27
28
29
21
9
10
11
12
13
14
15
Figure 4 -
Pump Internal Components (MSS-40/55/75)
Item
Description
Item
Description
1
Shipping plug (optional)
18
Balance disc washer
2
Stationary seal retaining ring
19
Bearing holder
3
Inlet washer
20
Balance disc key
4
Mechanical seal
21
Cavity cover
5
Mechanical seal shaft washer
22
Balance disc
6
Rotating seal retaining ring
23
Cavity cover O-ring
7
Inlet O-ring
24
Discharge housing O-ring
8
Inlet ring
25
Balance disc flatwasher
9
Diffuser bearing
26
Balance disc lockwasher
10
Floating neck ring
27
Balance disc nut
11
Diffuser
28
Discharge housing retaining ring
12
Clamping neck ring
29
Pump shaft
13
Split cone nut
30
HP shaft bushing anti-roll pin (if equipped)
14
Impeller
31
HP shaft bushing (if equipped)
15
Split cone
32
HP shaft bushing O-ring (if equipped)
16
Series flange O-ring
33
HPSC O-ring (if equipped)
17
Discharge ring
34
HPSC retaining ring (if equipped)