FEDCO MSS-40 - Pump Overhaul - Internal Components

MSS
TM
Series
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Pump Overhaul Continued
MSS Pump Internal Components (MSS-15/20/30/50/70)
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Figure 3 - Pump Internal Components (MSS-15/20/30/50/70)
Item Description Item Description
1 Shipping plug (optional) 19 Stage spacer (custom end spacer)
2 Stationary seal retaining ring 20 Shaft washer
3 Inlet washer 21 Bearing holder
4 Mechanical seal 22 Balance disc key
5 Mechanical seal shaft washer 23 Cavity cover
6 Rotating seal retaining ring 24 Balance disc
7 Inlet O-ring 25 Cavity cover O-ring
8 Split collar retaining ring 26 Discharge housing O-ring
9 Split collar 27 Balance disc atwasher
10 Collar sleeve 28 Balance disc lockwasher
11 Inlet ring 29 Balance disc nut
12 Di󰀨user bearing 30 Discharge housing retaining ring
13 Stage spacer 31 Pump shaft
14 Di󰀨user bowl/ rst stage housing 32 HP shaft bushing anti-roll pin (if equipped)
15 Impeller 33 HP shaft bushing (if equipped)
16 Series spacer (two shell pumps only) 34 HP shaft bushing O-ring (if equipped)
17 Series ange O-ring 35 HPSC O-ring (if equipped)
18 Discharge ring 36 HPSC retaining ring (if equipped)
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MSS-50/70