Air Relay Valves

Automann 

Bendix 

Bosch 

FleetSpec 

HD Plus 

Haldex 

Hella 

Littelfuse 

Meritor 

Precision Rebuilders 

Reyco Granning 

Sealco 

Tectran 

WABCO 

Wheel Monitor 

Williams Controls 

4 Port 

ABS Modulator Valve 

ATR6 

Modulating Relay Valve 

R-12 Relay Valve 

R-12DC Style Relay Valve 

R-6 Relay Valve 

R12P 

Ratio Relay Emergency Valve 

Relay Emergency Valve 

Relay Valve 

Sealco Style Relay Emergency Valve 

Service Relay Valve 

Traction Relay Valve 

(1) 1/2 in NPT 

(2) 1/2 in NPT 

(2) 3/4 in NPT 

1/2 NPT 

1/2 in & 3/8 in (1.27 cm & 0.97 cm) 

1/2 in (1.27 cm) 

1/2 pipe thread 

1/4 in (0.64 cm) 

2 in (5.08 cm) 

3/4 NPT 

3/4 Pipe Thread 

3/4 in (1.91 cm) 

3/4 in NPT 

3/4 in with Nipple 

3/4 pipe thread 

3/8 in (0.97 cm) 

3/8 pipe thread 

4S/2 

AC-574AA 

AR-1 

AR-2 

ATR-1 

ATR-1DC 

ATR-2 

ATR-3 

ATR-6 

BP-R1 

BR-9235 

CR-30 

FAB 

FF-2 

Free 4-port relay core 

Kelsey 

LOV2 

LOV4 

M-32QR 

MDILAND 

Mini relay 

Model - Control Line 

R 

R-12 

R-12D 

R-12DC 

R-12P 

R-14 

R-6 

R-8 

R-8P 

RE-4 

RE-6 

RE-6NC 

RG-2 

RR-1 

Reporting relay 

Reversing valve 

SEALCO 

SR-7 

WM-101 

WM-111527 

WM-111531 

WM-111542 

WM-147 

WM-147-L1 

WM-292 

(1) 1/4 in NPT and (2) 1/2 in NPT 

(2) 1/2 in NPT 

(2) 1/4 in NPT and (2) 3/8 in NPT 

(4) 1/2 in NPT 

(4) 3/8 in NPT 

1/2 NPT 

1/2 NPTF 

1/2 in (1.27 cm) 

1/4 NPT 

1/4 in (0.64 cm) 

3/8 NPT 

3/8 in (0.97 cm) 

H= (2) 1/2 in NPT and V= (2) 3/8 in NPT 

M16x1.5 

Bendix R-12 Style 

Bendix R-12DC Style 

Bendix Style 

Bobtail 

Charging 

Provides an alternative to separate valve installation by combining a service brake relay valve with two ABS modulator valves. Compatible with C, D and E Version ECUs. 

R-12 

R-12DC Style 

R-6 

Standard trailers, turntables, steerables, dollies 

Universal 

Volvo