Item Description Qty.
Air Valve Assembly
(Includes items 1-10)
1 Valve Body 1
2
Valve Spool Assembly
(Includes U-Cups) 1
3 Valve Spool U-Cup 2
4
End Cap Assembly
(Includes O-Ring) 2
5
End Cap O-Ring
(Not Sold Separately) 2
6 Staple 2
7 Air Diverter 1
8 Valve Insert 1
9 Valve Gasket 1
10 Valve Screw 4
Item Description Qty.
11 Center Section 1
18 Pilot Shaft 1
19 Pilot Shaft Spacer 5
20 Pilot Shaft O-Ring 6
21 Pilot Shaft Snap Ring 2
22 Shaft Retainer 2
25 Shaft Retainer Screw 4
33 Muffler 1
Item Description Qty. TPE/Rubber Teflon Bonded
34 Main Shaft O-Ring 2 E502B E502B
35 Main Shaft 1 E502A E502A
37 Inner Diaphragm Plate 2 V199 V199
38 Outer Diaphragm Plate 2 PV199B KV199B CV199B PV199B KV199B CV199B
41 Back-Up Diaphragm 2 N/A N/A
Item Description Qty. Standard: Polypropylene Option 1: Kynar
44 Water Chamber 2 PE519 KE519
45 Water Chamber Bolt 16 SV187A SV187A
46 Water Chamber Washer 16 SV189C SV189C
47 Water Chamber Nut 16 SV185B SV185B
48 Valve Ball Cage 4 PE522 KE522
49 Valve Seat O-ring 4
50 Valve Seat 4 PE521 KE521
52 Valve Ball 4
53
Discharge Manifold
Assembly (Includes Plugs) 1 PE520 ASY KE520 ASY
54
Inlet Manifold Assembly
(Includes Plugs) 1 PE520F ASY KE520F ASY
55 Manifold Plugs 4
PS80-8NP P8NK
63 Manifold Bolts 8 SV189D SV189D
64 Manifold Washers 8 SV189C SV189C
65 Manifold Nuts 8 SV164D SV164D
67 Grounding Strap 1 NA NA
E518
P8NK
SV189D
SV189C
SV164D
CE521
CE520 ASY
CE520F ASY
V111A V111BN V111FG V111SS V111TF V111VT V111XL
E503B
E503D
E501B
VTM-3
E501C
E500A
E500B ASY
P98-104A
E500D
DIAPHRAGM ASSEMBLY
P98-104A
E500D
E500E ASY
E500F
E500G
E500H
E500J
E500E ASY
E500F
E500J
S1001
AIR VALVE ASSEMBLY
AIR END ASSEMBLY
Option 1: Aluminum
E500
E500A
E500B ASY
Standard: Polypropylene
E500
E503B
E503D
S1001
E501A
E503A
E503C
E500G
E500H
E5 1/2" Bolted Plastic Parts List
Teflon 2-Piece
E502B
E502A
E501B
E501C
VTM-3
E501A-SC
E503A
E503C
E505TX E505TF
V199
PV199B KV199B CV199B
Diaphragm 40 2
E505BN E505VT E505XL
E505ND E505N E505FG
Rev. 10-08
E505N
WET END ASSEMBLY
E510BN E510ND E510TES E510TEV E510VT E510VT
Option 2: Groundable Acetal
CE519
SV187A
SV189C
SV185B
CE522