Instruction Manual
Instruction Manual
D103545X012
Control-Disk NPS 14-36
April 2011
21
Retrofit Kits
Retrofit kits include all parts required for installation of the ENVIRO‐SEAL packing system into existing
high‐performance butterfly valves. Retrofit kits are available for single PTFE packing.
See table 7 for retrofit kit part numbers.
Retrofit Kit Included Parts
Key Description Quantity
10
17
100
101
102
103
105
106
107
111
112
Anti‐blowout follower
Jam nut
Packing stud
Packing nut
Packing flange
Spring pack assembly
Packing Set
Anti‐extrusion washer
Packing box ring
Tag
Cable
1
1
2
2
1
1
1
2
(1)
2
(2)
1
1
1. Not included in graphite packing kit.
2. Only 1 req'd for NPS 18 CL300, NPS 20 CL150 and NPS 24 CL150.
Note: Key 103, the spring pack assembly, is made up of the packing spring stack held in place by an O‐ring on the
packing follower.
Repair Kits
PTFE Repair kits include a single PTFE packing set and anti‐extrusion washers. Graphite packing sets include graphite
packing rings and carbon anti‐extrusion rings. See table 7 for PTFE repair kit part numbers.
Table 7. Retrofit and Repair Kit Part Numbers
VALVE SIZE, NPS PRESSURE RATING
SHAFT
DIAMETER
(1)(2)
,
mm (Inch)
RETROFIT KITS REPAIR KITS
PTFE PTFE
14
CL150 34.9 (1‐3/8) RRTYXRT0592 RRTYX000172
CL300 50.8 (2) RRTYXRT0602 RRTYX000182
16
CL150 38.1 (1‐1/2) RRTYXRT0612 RRTYX000192
CL300 57.2 (2‐1/4) RRTYXRT0622 RRTYX000202
18
CL150 44.5 (1‐3/4) RRTYXRT0632 RRTYX000212
CL300 63.5 (2‐1/2) RRTYXRT0642 RRTYX000222
20 CL150 50.8 (2) RRTYXRT0652 RRTYX000182
24 CL150 63.5 (2‐1/2) RRTYXRT0662 RRTYX000222
30, 36 No kit available
1. Shaft diameter: Diameter through the packing box.
2. For larger shaft sizes, consult your Emerson Process Management sales office.