ENVIRO-SEAL System Sliding-Stem Valves Retrofit Kits Stems and packing box constructions that do not meet Fisher Controls stem finish specifications, dimensional
tolerances, and design specifications, may adversely alter the performance of this packing kit.
Design A, E, EH, HP, SC, YD, and YS Retrofit Kits Retrofit kits include parts to convert existing Design A, E, DH, HP, SC, YD, and YS valves to the ENVIRO-SEAL packing box construction. See table 2 for a complete listing of ENVIRO-SEAL packing systems for sliding-stem valves. PTFE kits include keys
200, 201, 211, 212, 214, 215, 217, 218, tag, and tie cable. Graphite kits include keys 200, 201, 207, 208, 209, 210, 211, 212, 214, 216, 217, tag, and tie cable. Duplex kits include keys 200, 201, 207, 209, 211, 212, 214, 215, 216, 217, tag, and tie cable.
Design A, E, EH, HP, SC, YD, and YS Retrofit Kits STEM DIAMETER
YOKE BOSS DIAMETER
KITS PACKING MATERIAL
Inch (mm)
Inch (mm)
Double PTFE
Single Graphite
Duplex
3/8 (9.5) 1/2 (12.7) 3/4 (19.1) 1 (25.4) 1-1/4 (31.8)
2-1/8 (54) 2-13/16 (71) 3-9/16 (90) 5 (127) 5, 5H (127)
RPACKXRT012 RPACKXRT022 RPACKXRT032 RPACKXRT042 RPACKXRT052
RPACKXRT062 RPACKXRT072 RPACKXRT082 RPACKXRT092 RPACKXRT102
RPACKXRT212 RPACKXRT222 RPACKXRT232 RPACKXRT242 RPACKXRT252
Design CE Retrofit Kits Retrofit kits include parts to convert existing Design CE valves with standard bonnets to the ENVIRO-SEAL packing box construction. Retrofit kits include double PTFE packing set, S31600/PTFE one-
piece bushing, and 316 stainless steel/Inconel spring pack assembly. Kits include keys: 14, 200, 212, 214, 215, 216, 217, tag, and tie cable.
Design CE Retrofit Kits VALVE SIZE
STEM DIAMETER
Inch
Inch (mm)
CF3M (316L SST)
CW2M (Hastelloy C)
1/2,3/4,1,1-1/2 2 3 4
1/2 (12.7) 3/4 (19.1) 1 (25.4) 1-1/4 (31.8)
RCEXPKRT012 RCEXPKRT022 RCEXPKRT032 RCEXPKRT042
RCEXPKRT052 RCEXPKRT062 RCEXPKRT072 RCEXPKRT082
KITS
Design CP Retrofit Kits Retrofit kits include parts to convert existing Design CP valves with standard bonnets to the ENVIRO-SEAL packing box construction. PTFE kits include keys 200, 201, 208, 212, 214, 215, 217, tag,
and tie cable. Graphite kits include keys 200, 201, 207, 208, 209, 210, 211, 212, 214, 217, tag, and tie cable. Duplex kits include keys 200, 201, 207, 208, 209, 211, 212, 214, 215, 217, tag, and tie cable.
Design CP Retrofit Kits KITS PACKING MATERIAL
VALVE SIZE
STEM DIAMETER
Inch
Inch (mm)
Double PTFE
Single Graphite
Duplex
1 1-1/2 & 2 3 4 3 4
1/2 (12.7) 1/2 (12.7) 3/4 (19.1) 3/4 (19.1) 1 (25.4) 1-1/4 (31.8)
RCPXPKRT012 RCPXPKRT022 RCPXPKRT032 RCPXPKRT042 RCPXPKRT132 RCPXPKRT142
RCPXPKRT052 RCPXPKRT062 RCPXPKRT072 RCPXPKRT082 RCPXPKRT152 RCPXPKRT162
RCPXPKRT092 RCPXPKRT102 RCPXPKRT112 RCPXPKRT122 RCPXPKRT172 RCPXPKRT182
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