
Item #
6" Diameter
8" Diameter
Notes
1
Indicator Stem - Visual
POA
1a
Indicator Stem - Control Top
2
4
Cylinder
*
5
Bearing, Indicator Stem
*
6
O-ring, Indicator Stem
Nitrile
N70210
N70210
*
7
O-ring, Cylinder
Nitrile
N70255
N70367
*
8
O-ring, Upper Seat Piston, qty 2 req.
Nitrile
N70433
N70443
9
Cap Screw, 1/4-20 x .375" lg.
30-68 (8 req) 30-361 (12 req)
10
Lower Seat Piston & Spring Assembly
10a
Lower Seat Piston & Spring Assy, Tef-Flow™ P Design
POA
*
11
O-ring, Adjusting Sleeve, qty 2 req.
Nitrile
N70219
N70219
12
Yoke
2" Valve
--
3" Valve
--
4" Valve
--
6" Valve
--
13
Vent Plug
3
*
14
Bearing, Main Piston
*
15
Bearing, Lifting Piston
*
16
Bearing, Adjusting Sleeve
17
O-ring, Inner Yoke
Nitrile
N70328
N70328
18
Spring, Upper Stem
19
Stop, Lifter
20
Adjusting Nut, Upper Seat Lift
2''-3'' Valve
--
4'' Valve
--
6'' Valve
--
21
Bearing, Lower seat piston
22
Main Piston
23
Upper Seat Lift Piston
2''-3'' Valve
--
4'' Valve
--
6'' Valve
--
24
Adjusting Sleeve, Lower Seat Clean
2''-3'' Valve
--
4'' Valve
--
6'' Valve
--
25
O-ring, Inner Lower Seat Piston
Nitrile
N70219
N70219
26
O-ring, Adjusting Nut
Nitrile
N80222
N80222
28
Bushing
*
29
O-ring, Outer Lower Seat Piston
Nitrile
N70342
N70433
30
Quick Exhaust
33
Elbow swivel 90° (not shown)
78-157
78-157
PL5027-CH153
Part Description
Waukesha Cherry-Burrell Brand W71/W72RS Sch. 5 Mix Proof Valves
Parts Lists
08/2018
95-03091
Page 51
W71 Schedule 5 Mix Proof Seat Lift Valve Actuator
Notes:
*
Recommended Spare Parts
1.
6-inch diameter actuator for 2-inch thru 4-inch valves; 8" diameter for 6 inch valves.
2.
For valves with control top, please contact factory.
3.
Only required for valves without control top.