128-PQC
9
Key Description Part Number
4 Packing Box Washer, stainless steel
(1)
1/2 inch and smaller ports 14A6617X012
3/4 inch port 14A8807X012
6 Washer, stainless steel
(1)
(2 req’d) 14A8808X012
7 Packing Spring, 17-7PH stainless steel
(1)
10B7429X012
Inconel X750 10B7430X012
8* Packing Set, PTFE V-Ring
(1)
10B7279X012
8* Packing Ring, nitrile/cotton (6 req’d) 14A9057X012
9 Packing Box, stainless steel
(1)
10B7278X022
10* O-Ring, fluoroelastomer
(1)
1U841806382
11* O-Ring, nitrile
(1)
1P420706992
12* O-Ring, fluoroelastomer
(1)
11A8741X012
13 Lower Diaphragm Casing, steel 24A8810X012
14 Hex Nut, zn pl steel (17 req’d) 1A346524122
15 Flat Washer, zn pl steel 14A9770X012
16* Diaphragm, neoprene w/nitrile insert 14A8813X012
17 Diaphragm Plate, zn pl steel 14A8814X012
18 Spring Plate, zn pl steel 14A8819X012
19 Main Spring, pl steel See table 3
20 Upper Diaphragm Casing, steel
w/o handjack 24A8816X012
w/handjack 26A1770X012
21 Cap Screw, pl steel (12 req’d) 1E760324052
Note
Key numbers 22 through 27 are not req’d with a handjack.
These parts are also included in the stem travel assembly,
part number 35A1588X0A2, but are omitted when a hand-
jack is used.
22 Travel Indicator Disk Nut, plastic 1F730506992
23 Indicator Fitting, stainless steel 15A0726X012
24 Indicator Bushing, 316 stainless steel 13A2323X012
25* O-Ring, nitrile 1H292606992
26 Machine Screw, stainless steel 14A8818X012
27 Spring, stainless steel 16A0431X012
28 Pipe Plug, steel 1A794728992
29 Lock Washer, steel 1A742328992
31 Vent Assembly
35* Diaphragm Casing O-ring 13A1584X012
39* O-Ring Retainer, polyethylene 14A9053X012
40* Bushing, PTFE (used with metal seat only) 10B7431X012
41 Indicator Cover, plastic
w/o handjack 15A1580X012
w/handjack 26A1764X012
42 Paper Tube
(1)
1M3227X0012
43 Web Sleeve
(1)
1M3512X0012
44 Cage Puller, steel
(1)
15A2525X012
45 Paper Label
(1)
15A6827X012
46 Locknut, pl steel 15A7591X012
Note
Key numbers 47 through 51 are handjack parts.
47 Handjack Body, steel 16A1769X012
48 Pipe Plug or Handle, steel (2 req’d)
Pipe Plug 1A500828992
Handle 16A1768X012
DIMENSION A
Inches mm
Spring-Close
Assembly
Spring-Open
Assembly
Spring-Close
Assembly
Spring-Open
Assembly
2.46 2.72 62.5 69.1
Figure 6. Stem and Diaphragm Assembly Dimensions
34A8839-G
34A8838-G
A2223-2/IL
Key Description Part Number
49 Stem Nut, pl steel 16A1763X012
50 Groove Pin, 316 stainless steel 1B599135072
51 Thrust Washer, steel 16A1508X012
52* Cage/Plug/Stem Assembly, austenitic stainless
steel w/carbide seating surface (not shown)
(includes keys 2, 3A, and 3B)
w/o handjack
1/4 inch port 16A4601X012
3/8 inch port 16A4601X032
w/handjack
1/4 inch port 16A4601X022
3/8 inch port 16A4601X042
54 Nameplate 22B6762X0A2
*Recommended spare parts
1. May also be ordered from the Replacement Packing and Trim Assembly Part
Numbers table.
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