Fisher EZ easy-e Instruction Manual page 8

EZ Valve
November 2017
Table 2. Body‐to‐Bonnet Torque Guidelines
VALVE SIZE, NPS
EZ
1 or smaller
1‐1/2 or 2
3
4
1. Determined from laboratory tests.
2. SA193‐B8M annealed.
3. For other materials, contact your Emerson sales office
Figure 6. Typical HIGH‐SEAL Graphite ULF
Packing System
39B4153‐A
1. Find number 219 not required with 3/8‐inch stem
8
SA193‐B7
NSm LbfSft
129
96
169 125
271 200
or Local Business Partner for torques.
(1, 3)
TORQUES
Bolt Material
NSm
95 64
71 45
88
156
Figure 7. Typical ENVIRO‐SEAL Packing System with
PTFE Packing
HEX NUT
(KEY 212)
PACKING
FLANGE
(KEY 201)
ANTI-
EXTRUSION
WASHERS
LOWER WIPER
(KEY 218)
A6297
Note:
For PTFE packing, tighten the packing box hex nuts until the top of the flange is even
1
with the top of the sleeve on the follower (spring pack assembly).
Instruction Manual
D100401X012
(2)
SA193‐B8M
LbfSft
47
33
65
115
1
STUD
(KEY 200)
SPRING
PACK
ASSEMBLY
(KEY 217)
LANTERN
RINGS
(KEY 216)
PACKING
SET
(KEY 215)
PACKING
BOX RING
(KEY 211)