Emerson 903 Installation, Operation And Maintenance Manual page 20

Parts Listing and Cross-Sectional Drawings
Item
1
2
3
4
5
6
7
8
9
10
2
11
3
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
4
28
29
1
For 3–4 in. (DN80–100) sanitary internals are optional.
2
Sanitary internals include a stainless steel spindle and bronze compressor.
3
For "T" slot connection between spindle and compressor, the spirol pin is not used.
4
ASME grade fasteners are available on tank botton valve.
18
Description
Spindle
Locknut
Washer
Wiper seal
O-ring
Screw
O-ring
O-ring
Thrust bearing
Bushing
Compressor
Spirol pin
Tube nut
Backing cushion
Diaphragm
Metal body
Cap screw
Plain washer
Bonnet
Hex nut
Nut cover cap
Shim washer
Handwheel
Cap
Stud
Spacer
Body
Hex nut
V-notch vent plug
Handwheel Operated Valves (903, 913, 963) Installation, Operation, and Maintenance Manual
Material
Stainless steel (0.5–2 in (DN15–50)
Carbon steel (3–4 in (DN80–100)
Stainless steel
Stainless steel
Viton
Polyolefin foam
Viton
Stainless steel
Viton
Viton
Polyethylene
Brass
Bronze or stainless steel
Silicone
Brass
EPDM
PTFE
Stainless steel
Stainless steel
Stainless steel
Polyarylsulfone
Stainless steel
Polyarylsulfone
Polyethylene
Polyarylsulfone
Polyphenylsulfone
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Designed and Manufactured by ITT
Quantity
1
1
4
1
1
1
1 or 2
1
1
As required
1
1
1
1
1
1
1
4
4
1
4
4
As required
1
1
4
4
1
4
1