Instruction Manual
D100425X012
YD and YS Valves
July 2017
26
Figure 16. Typical Fisher HIGH‐SEAL Graphite ULF
Packing System
39B4153‐A
1. FIND NUMBER 219 NOT REQUIRED WITH 3/8 INCH STEM
Figure 17. Typical Fisher ENVIRO‐SEAL Packing Sys
tem with PTFE Packing
A6297‐1
Figure 18. Typical Fisher 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
Parts List
Note
Part numbers are shown for recommended spares only. For part
numbers not shown, contact your
Emerson sales office
or Local Business
Partner.
Note
Part numbers for most key numbers are listed in tables which follow.
YD and YS Valve
Key
Description
Part Number
1
If you need a valve body as a replacement part, order by valve
size, serial number, and desired material
17
Flow Direction Plate, SST
18
Drive Screw, SST (4 req'd)
21
Nameplate
23
Wire
Bonnet for YD and YS
1
Bonnet
If you need a bonnet as a replacement part, order by valve size
and stem diameter, serial number, and desired material.
14
Pipe Plug
16
Pipe Plug (Used With Tapped Extension Bonnet Only)
(not shown)
27
Pipe Nipple (Used with Lubr./Iso. Valve)
*Recommended spare parts