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Parts
Check Valve Kits for S4 Pumps
136
108
F
. 40
3A0019_kit chkvlv 20cc
IG
Check Valve Kits for S4 Pumps, Parts List
Note: For parts numbers see S4 Pump Parts Lists page 27
Ref. Description
108 PACKING, O-ring
136 CAP, inlet, valve, SQ,HD
137 RETAINER, spring, pump
138 HOUSING, ball, cage
139 SPRING, conical, 1X0.85X0.281
140 RETAINER, housing, ball
141 BALL, 0.500, silicone-nitride, BLK
142 SEAT, lapped
143 O-RING
144 RETAINER, check valve
155* LUBRICANT, anti-seize
* Parts not shown in parts diagrams.
44
137
138
140
139
141
142
Pump Type
Kit Part No.
25B123 25B124 26D040
Kit Type
Full
3
1
2
2
2
2
2
2
2
2
1
139
108
143
140
137
144
.
S4
Sharp
Partial
Seat
Quantity
3
3
-
1
-
2
-
2
2
2
2
2
2
2
2
2
2
2
-
2
-
1
144
141
142
138
143
108
3A0019ZAC
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