*Recommended spare part.
Key Description
20 Connector
21 Pilot Supply Tubing (Without Filter)
22 Loading Tubing
23 Cap Screw
24 Machine Screw
25 Lever Pin
26 Lever
27 Vent Hood (Type Y602-12 Vent Assembly)
28 Diaphragm Assembly
29 Closing Cap
30 Machine Screw
31 Spring Case
32 Control Spring
33 Spring Seat
34 Bonnet
35 Locknut
36 Adjusting Screw
37 Hex Nut
38 Washer
39 Diaphragm Post
40 Pusher Post
41 Overtravel Spring
42 Machine Screw
43 Rivet, Flat head
44 Retaining Ring
45 Check Valve Assembly
46 Machine Screw
47 Inlet Fitting
48 Stem Assembly
49* O-ring
50 Pilot Orifice
51 Inlet Screen
52* Pilot Disk Assembly
53* O-ring
Figure 1.
Type 299HV with Type VSX8 Assembly
TYPE VSX8
83
82
12
13
Key Description
54* O-ring
56 Screw (2 required for External Registration; 1 required for
Dual Registration)
57 Lever
58 Pipe Plug
59 Pipe Plug, Internal Registration only
61 O-ring (2 required for External Registration; 1 required for
Dual Registration)
62 Drive Screw
63 Nameplate
68* Wire Seal
69 Warning Tag
70 Bleed Restriction
72 Filter Assembly
78 Pilot Supply Tubing, Long (for constructions with filter or pilot
supply option)
79 Pilot Supply Tubing, Short (for constructions with filter or pilot
supply option)
80 Pad
81 Diaphragm Head
82 Insert (For Types 299HV and 299HVR only, see Figure 1)
83 O-ring (For Types 299HV and 299HVR only, see Figure 1)
84 Plate (For Types 299H and 299HR only)
85 O-ring (For Types 299H and 299HR only)
86 O-ring (For Types 299H and 299HR only)
87 Set Screw (For Types 299H and 299HR only)
88 Spring Seat (For Types 299HR and 299HVR only)
89 Label (For Types 299H and 299HR only)
92 Tee
93 Spring Seat Washer (high vibration and engine applications - used
with key 4)
94 Plastic Plugs
299H Series
4
