Instruction Manual
D100399X012
EW Valve
July 2017
36
Parts List
Numerous available combinations of valve parts make
selection of some parts difficult; when ordering valve
parts for which a part number is not listed, provide the
valve serial number with the order, permitting proper
selection of replacement parts to be made at the
factory.
Note
Part numbers are shown for recommended spares only. For part
numbers not shown, contact your Emerson sales office
or Local Business
Partner.
Bonnet (figures 4, 5, 6, and 21)
Key Description Part Number
1 Bonnet
If you need a bonnet and/or and ENVIRO‐SEAL bellows seal
bonnet as a replacement part, order by valve size and stem
diameter, serial number, and desired material.
2 Extension Bonnet Bushing
3 Packing Flange
3 ENVIRO‐SEAL bellows seal packing flange
4 Packing Flange Studs
4 ENVIRO‐SEAL bellows seal stud bolt (2 req'd)
5 Packing Flange Nuts
5 ENVIRO‐SEAL bellows seal packing flange
nut (2 req'd)
6* Single PTFE V‐Ring Packing Set See following table
6* ENVIRO‐SEAL bellows seal packing set
PTFE (1 req'd for single, 2 req'd for
double)
Size 4x2 w/ 12.7 mm (1/2 inch) stem 12A9016X012
Sizes 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem
(For double PTFE only)(2 req'd) 12A8832X012
7* Individual Packing Ring See following table
7* ENVIRO‐SEAL bellows seal packing ring
Double packing graphite filament
(4 req'd)
Size 4x2 w/ 12.7 mm (1/2 inch) stem 1P3905X0172
Sizes 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem 14A0915X042
7* ENVIRO‐SEAL bellows seal packing ring
Double packing graphite ribbon
(4 req'd)
Size 4x2 w/ 12.7 mm (1/2 inch) stem 18A0908X012
Sizes 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem 18A0918X012
8 Packing Box Spring or Lantern Ring
8 ENVIRO‐SEAL bellows seal spring, 316 SST
Size 4x2 w/ 12.7 mm
(1/2 inch) stem (single packing only)
8 ENVIRO‐SEAL bellows seal spacer, S31600
For single PTFE packing
Size 4x2 w/ 12.7 mm (1/2 inch) stem
Key Description Part Number
For double PTFE, graphite rib/fil packing
Size 4x2 w/ 12.7 mm (1/2 inch) stem (2 req'd)
Size 6x4x2‐1/2, 6x4, & 8x4
w 12.7 mm (1/2 inch) stem (2 req'd)
8 ENVIRO‐SEAL bellows seal spacer, N10276
For single PTFE packing)
Size 4x2 w/ 12.7 mm (1/2 inch) stem
(1 req'd)
For double PTFE, graphite rib/fil packing
Size 4x2 w/ 12.7 mm (1/2 inch) stem (2 req'd)
Size 6x4x2‐1/2, 6x4, & 8x4
w 12.7 mm (1/2 inch) stem (2 req'd)
9* Individual Packing Ring See following table
10 Special Washer See following table
11* Packing Box Ring, S31600
12.7 mm (1/2 inch) stem 1J873235072
19.1 mm (3/4 inch) stem 1J873335072
25.4 mm (1 inch) stem 1J873435072
31.8 mm (1‐1/4 inch) stem 1J873535072
12* Upper Wiper, felt
12.7 mm (1/2 inch) stem 1J872706332
19.1 mm (3/4 inch) stem 1J872806332
25.4 mm (1 inch) stem 1J872906332
31.8 mm (1‐1/4 inch) stem 1J873006332
12* ENVIRO‐SEAL bellows seal upper wiper, felt
Size 4x2 w/ 12.7 mm (1/2 inch) stem 18A0868X012
Sizes 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem 18A0870X012
13 Packing follower, 316 stainless steel
13* ENVIRO‐SEAL bellows seal bushing
size 4x2 w/ 12.7 mm (1/2 inch) stem
(2 req'd)
S31600 (316 SST) 18A0820X012
R30006 (alloy 6) 18A0819X012
S31600 chrome coated 11B1155X012
For size 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem (1 req'd)
S31600 (316 SST) 18A0824X012
R30006 (alloy 6) 18A0823X012
S31600 chrome coated 11B1157X012
13* ENVIRO‐SEAL bellows seal bushing/liner
size 4x2 w/ 12.7 mm (1/2 inch) stem
(2 req'd)
N10276 bushing, PTFE/glass liner 12B2713X012
N10276 bushing, PTFE/carbon liner 12B2713X042
For size 6x4x2‐1/2, 6x4, & 8x4
w/ 12.7 mm (1/2 inch) stem (1 req'd)
N10276 bushing, PTFE/glass liner 12B2715X012
N10276 bushing, PTFE/carbon liner 12B2715X042
14 Packing Box Pipe Plug
14 Lubricator, steel/440 SST
14 Lubricator/Isolating Valve Assy. pl steel
15 Yoke Locknut, steel
15 ENVIRO‐SEAL bellows seal yoke locknut, steel
16 Pipe Plug for double‐tapped bonnet
For size 4x2 thru 12x6 valve
Steel for WCC steel bonnet
S31600 for chrome moly steel or
316 SST bonnet
For size 10x8 or 12x8 valve
Steel for WCC steel bonnet
*Recommended spare parts
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