Flowserve Nordstrom Dynamic Balance Plug Valve and Double DB Plug Valve - Manual (Page 23)

Flow Control
Nordstrom Valves
FCD NVENIM2005-01 Dynamic Balance ® Plug Valve and Double DB ® Double Isolation Plug Valve 23
7 Technical Data
7.1 Part Identification Reference
No. Part Name
1 Body
2 Plug
3 Cover
4 Bolting for Cover
5 Plug Stem
6 Equalizer
7 Balance Ball
8 Balance Spring
9 Ball Retaining Washer (size 6" and larger)
10 Plug Thrust Ball
11 Ball Seat
12 Ring Gasket
13 Thin Diaphragm
14 Thick Diaphragm
15 Thrust Button
16 Adjusting Screw
17 Adjusting Screw Cover
18 Gasket (Adjusting Screw Cover)
19 Capscrew
20 Stem Washer
21 Stem Ring
22 Packing
23 Zinc Washer
24 Gland (Gear Operated)
25 Gland Retainer
26 Retainer Capscrew
27 Key
30 Check Valve
No. Part Name
35 Button Head Fitting
36 Cover Weatherseal
37 Plug Spring Disk
38 Upper Bearing Button
39 Lower Bearing Button
40 Pin
41 Plug Adjusting Screw*
42 Cover*
43 Seal Gasket*
44 Cover Packing*
45 Spacer Ring*
46 Split Ring*
47 Cover Retainer*
48 Capscrews, Retainer*
49 Adjusting Screw Packing*
50 Gland*
51 Capscrews, Gland*
52 Adjusting Screw Cover*
53 Capscrew, Adjusting Screw Cover*
54 Gland, Wrench-Operated
55 Gear Flange
56 Stem Weather Seal
57 Stop Collar
58 Retaining Ring
* Pressure seal cover design