Data Sheet

ED Valve
D100017X012
Product Bulletin
51.1:ED
December 2012
12
Figure 6. ENVIRO-SEAL and HIGH-SEAL Packing Systems
TYPICAL ENVIRO-SEAL PACKING SYSTEM
WITH DUPLEX PACKING
W8533-1
W5803-3
SPRINGS
ANTI-
EXTRUSION
RING
LANTERN
RING
PACKING
BOX
STUDS
PACKING
RING
VALVE
BONNET
TYPICAL ENVIRO-SEAL PACKING SYSTEM
WITH PTFE PACKING
TYPICAL HIGH-SEAL PACKING SYSTEM
WITH GRAPHITE ULF P ACKING
W7018
TYPICAL ENVIRO-SEAL PACKING SYSTEM
WITH GRAPHITE ULF PACKING
W8532-1
FOLLOWER
PACKING
BOX
STUD
PACKING
SPRINGS
PACKING
BOX
STUD
FOLLOWER
PACKING
SPRING