DI-PRO offers a variety of air valves manufactured to the same stringent quality requirements as our springbrake product lines. Select an image for details and part numbers from the list at the left, or select from the menu below.
   


Air Regulator

Part#
OE Part#
Description
30906
16743
Regulator


Neway Height Control Valve

Part#
OE Part#
Description
30900
90054007
Neway Height Control Valve


Hadley Height Control Valve

Part#
OE Part#
Description
30901
H450CE
Hadley Height Control Valve


LP-3 Switches

Part#
OE Part#
Pipe Thread
Terminals
Cut-out Pressure
30092
279416
1/4"
Single
60 PSI
30093
228750
1/4"
Single/Double
60 PSI


SL-4 Switch

Part#
OE Part#
Pipe Thread
Terminals
30050
228600
1/4"
(2) 8/32 Thds


TW-1 Toggle Dash Valve

Part#
OE Part#
Supply Ports
Delivery Ports
30051
229635
1/8"
(2) 1/8"


PP-1 Dash Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Pressure Range (PSI)
30020
276566
1/8"
(2) 1/8"
20 PSI
30021
276567
1/8"
(2) 1/8"
40 PSI
30022
283828
1/8"
(2) 1/8"
60 PSI

PP-7 Dash Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Pressure Range (PSI)
30025
287238
1/8"
(2) 1/8"
.

PP-8 Dash Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Control Ports
30027
288239
1/8"
1/4"
(2) 1/8"

Check Valve

Part#
OE Part#
Size
30100
KN23000
1/2"
30101
KN23010
3/8"

Horn Valve

Part#
OE Part#
Description
30907
1630
Nylon Horn Valve

E-3 Foot Valve

Part#
OE Part#
Description
Supply Ports
Delivery Ports
Auxillary Port
30080
277863
E-3 Foot Valve
(2) 1/2"
(4) 1/2"
(2) 1/4"

E-6 Foot Valve

Part#
OE Part#
Description
Supply Ports
Delivery Ports
Auxillary Port
30081
286171
E-6 Foot Valve
(4) 3/8"
(4) 3/8"
.


E-7 Foot Valve

Part#
OE Part#
Description
Supply Ports
Delivery Ports
Auxillary Port
30082
284760
E-7 Foot Valve
(4) 3/8"
(4) 3/8"
.


Fuel Shut-off Valve

Part#
OE Part#
Description
30902
3035342
Fuel Shut-off, 12V
30903
3035344
Fuel Shut-off, 24V
30904
KN68230 AV4
Solenoid, 12V
30905
KN68237, AV5
Solenoid, 24V


Drain Valve

Part#
OE Part#
Cord Length
30200
12103
3 feet
30201
12104
4 feet
30202
12105
5 feet
30203
307-E5
5 feet Universal

Tractor Protection Valve

Part#
OE Part#
Tractor Emergency
Tractor Service
Trailer Emergency
Trailer Service
30090
279000
1/4"
3/8"
1/2"
1/2"

Governors

Part#
OE Part#
Pressure Range (PSI)
30010
275491
105-125

Pressure Relief Valves

Part#
OE Part#
Description
30300
KN31200
1/4" Short Body
30301
KN31250
3/8" Short Body
30302
KN31400
1/4" Long Body
30303
KN31450
3/8" Long Body
30304
284142
ST3 Type 1/4"


RG-2 Relay Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Service Ports
Crack Pressure
30067
28500
(2) 3/8"
(2) 3/8"
1/4"
5.6p 1 PSI
30068
28510
3/8", 1/2"
(2) 3/8"
1/4"
5.6p 1 PSI
30069
28520
(2) 1/2"
(2) 1/2"
1/4"
5.6p 1 PSI


RT-4 Relay Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Service Ports
Emergency Port
30074
KN26000
(2) 3/8"
(4) 3/8"
1/2", 3/8"
3/8"


R-6 Relay Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Service Ports
Crack Pressure
30061
279180
3/8"
(4) 3/8"
1/4"
2 PSI


RE-6 Relay Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Service Ports
Emergency Port
30070
281865
3/8", 3/4"
(2) 1/4", (2) 1/4"
3/8"
1/8"


R-8 Relay Valve

Part#
OE Part#
Supply Ports
Delivery Ports
Service Ports
Balance Port
30062
286370
(2) 3/4"
(2) 1/2", 1/4"
1/4"
1/8"


R-12 Relay Valve

Part#
OE Part#
Del. Port Orientation
Supply Ports
Delivery Ports
Service Ports
Crack Pressure
30063
102626
Vertical
1/2"
(4) 1/4"
1/4"
4 PSI
30064
103009
Horizontal
(2) 3/4"
(2) 1/4"
1/4"
4 PSI


R-14 Relay Valve

Part#
OE Part#
Del. Port Orientation
Supply Ports
Delivery Ports
Service Ports
Crack Pressure
30065
103010
Horizontal
(2) 3/4"
(2) 1/2"
1/4"
4 PSI
30066
103028
Vertical
1/2"
(4) 1/2"
1/4"
4 PSI


147 Relay Valve

Part#
OE Part#
Type
Supply Ports
Service Ports
Rebuild Kit#
30071
WM147F
147 3-way
(2) 1/4"
1/4"
95124
30072
WM147J100
147 2-way
(2) 1/4"
1/4"
.
30073
WM147P
147 3-way
(2) 1/4"
1/4"
95124


QR-1 Quick Release Valve

Part#
OE Part#
Supply Ports
Deliver Ports
Crack Pressure
30040
229859
3/8"
(2) 3/8"
1 PSI
30041
229860
1/2"
(2) 3/8"
1 PSI


Accessories

Part#
OE Part#
Description
Shape
Color
Size
91003
KN20903
Know: System Park
Square
Yellow
.
91006
290665
PP7 Knob: Trailer Air Supply
Octagon
Red
.387
91010
239357
Mounting Jam Nut Valve
.
.
.