Instruction Manual
D100391X012
EDR and ETR Valves
March 2016
18
Figure 8. Typical ENVIRO‐SEAL Packing System
with PTFE Packing
A6297‐1
Figure 9. Typical ENVIRO‐SEAL Packing System
with Graphite ULF Packing
PACKING
RING
(KEY 209)
PACKING
RING
(KEY 210)
PACKING
BOX RING
(KEY 211)
STUD
(KEY 200)
SPRING
PACK
ASSEMBLY
(KEY 217)
HEX NUT
(KEY 212)
PACKING
FLANGE
(KEY 201)
GUIDE
BUSHING
(KEY 207)
PACKING
WASHERS
(KEY 214)
GUIDE
BUSHING
(KEY 208)
39B4612/A
Figure 10. Typical ENVIRO‐SEAL Packing System with Duplex Packing
200
212
201
215
216
207
209
211
217
207
207
207
214
213
24B9310‐A
A6722