
Item #
6" Diameter
6.6" Diameter
Notes
1
POA
POA
1a
Indicator Stem - Control Top
POA
4
Cylinder
5
Bearing, Indicator Stem
*
6
O-ring, Indicator Stem
Nitrile
N70210
N70210
*
7
O-ring, Cylinder
Nitrile
N70255
N70259
*
8
O-ring, Upper Seat Piston (qty 2 req)
Nitrile
N70433
N70437
9
Cap Screw, 1/4-20 x .375" lg. (qty 8 required)
30-68
30-68
10
Piston & Spring Assembly
2" - 4"
--
6"
--
*
11
O-ring, Adjustment Sleeve (qty 2 req)
Nitrile
N70219
N70219
12
Yoke
2"
--
3"
--
4"
--
6"
--
13
Vent Plug (not shown)
2
*
14
Bearing, Main Piston
(2 req)
*
15
Bearing, Lifting Piston
*
16
Bearing, Adjusting Sleeve
17
O-ring, Inner Yoke
Nitrile
N70328
N70328
18
Spring, Upper Stem
20
Adjusting Nut, Upper Seat Lift
22
Main Piston
23
Upper Seat Piston
24
Adjusting Sleeve, Lower Seat Clean
26
O-ring, Adjusting Nut
Nitrile
N90222
N90222
*
29
O-ring, Outer Lower Seat Piston
N70427
N70338
30
Quick Exhaust (avail. upon request)
33
Elbow swivel 90°
78-157
78-157
PL5027-CH76
Part Description
Indicator Stem - Visual
Waukesha Cherry-Burrell Brand W71/W72RS Sch. 5 Mix Proof Valves
Parts Lists
08/2018
95-03091
Page 55
W72RS Schedule 5 Mix Proof Seat Lift Valve Actuator
Notes:
*
Recommended Spare Parts
1.
6" diameter actuator for 2", 3" and 4" valves; 6.6" diameter actuator for 6" valves.
2.
Only required for valves without control top.