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Relay Valves

  • Relay Valve (RV12352)

    RV12352 - Relay Valve

    Crack Pressure: 3.0 PSIReservoir: 1/2"Control: 1/4"Supply: 3/8"Spring Brake: 2 @ 3/8"Delivery (4): 3/8"OEM Part Number: N4304ABDescription: Can be used with single or twin air tanks, Valve combines a pressure protection calve, two one-way check...

  • RT-4 Valve (RVKN26000)

    RVKN26000 - RT-4 Valve

    Trailer Supply (A): 3/8"Trailer Supply (B): 3/8"Trailer Control: 3/8"Reservoir (A): 1/2"Reservoir (B): 3/8"Delivery (4): 3/8"PPV Closing Pressure: 55 PSINotes: Cover as shownDescription: Meets all FMVSS-121 trailer requirements for a spring brake...

  • RT-4 Valve (RVKN26010)

    RVKN26010 - RT-4 Valve

    Trailer Supply (A): 3/8"Trailer Supply (B): PluggedTrailer Control: 3/8"Reservoir (A): 1/2"Reservoir (B): 3/8"Delivery (4): 3/8"PPV Closing Pressure: 70 PSIDescription: Meets all FMVSS-121 trailer requirements for a spring brake control and other...

  • Relay Valve (RVKN28060)

    RVKN28060 - Relay Valve

    Supply (2): 1/2"Delivery (2): 3/8"Control (1): 3/8"Crack Pressure: 4.6 ± 1.5 PSIRepair Kit: RN10HKOEM Part Number: N30096F Cover may be rotated without affecting performance on warranty, Used to apply and release service brakes on tractor or...

  • Relay Valve (RVKN28061)

    RVKN28061 - Relay Valve

    Supply (2): 1/2"Delivery (2): 1/2"Control (1): 3/8"Crack Pressure: 4.6 ± 1.5 PSIRepair Kit: RN10HKOEM Part Number: N30096LDescription: Cover may be rotated without affecting performance on warranty, Used to apply and release service brakes on...

  • Relay Valve W/Anti-Compounding (RVKN28071)

    RVKN28071 - Relay Valve W/Anti-Compounding

    Supply (2): 1/2"Delivery (2): 1/2"Control (2): 1/4" and 1/8"Crack Pressure: 4.0 ± 1 PSINotes: Bracket not includedOEM Part Number: N30100ADDescription: Cover may be rotated without affecting performance on warranty, Built-in anti-compounding...

  • Relay Valve (RVKN28080)

    RVKN28080 - Relay Valve

    Supply (2): 1/2"Delivery (4): 3/8"Control (1): 3/8"Crack Pressure: 7.0± 1 PSIRepair Kit: RN10HBOEM Part Number: N30096N Used to apply and release service brakes on tractor or trailer, Cover may be rotated without affecting warranty or...

  • RG-2 Relay Valve (RVKN28500

    RVKN28500 - RG-2 Relay Valve

    Supply A: 3/8"Supply B: 3/8"Delivery C: 3/8"Delivery D: 3/8"Control Position: 90 DegreesPlugs Included: 1 @ 3/8"OEM Part Number: N30108BCDescription: A fast relay used to apply and release service brakes on tractor or trailer, Cracking Pressure: 5.6...

  • RG-2 Relay Valve (RVKN28510)

    RVKN28510 - RG-2 Relay Valve

    Supply A: 1/2"Delivery C: 3/8"Delivery D: 3/8"Control Position: 90 DegreesPlugs Included: 1 @ 3/8"OEM Part Number: N30108AKDescription: A fast relay used to apply and release service brakes on tractor or trailer, Cracking Pressure: 5.6 +/- 1.0 PSI,...

  • RG-2 Relay Valve (RVKN28520)

    RVKN28520 - RG-2 Relay Valve

    Supply A: 1/2"Supply B: 1/2"Delivery C: 1/2"Delivery D: 1/2"Control Position: 90 DegreesPlugs Included: 1 @ 1/2"OEM Part Number: N30108BFDescription: A fast relay used to apply and release service brakes on tractor and trailer, Cracking pressure: 5.5...

  • RG-5 Relay Valve (RVKN28550)

    RVKN28550 - RG-5 Relay Valve

    Supply A: 1/2" x 3/8" nipple installed at factorySupply B: PluggedDelivery C: 3/8"Delivery D: 3/8"Control Port: 1/4"Bracket: NoOEM Part Number: N30110ADescription: Used on 2 tank, 3 valve trailer systems and tractor applications, Compact size, All...

  • FF-2 Relay Valve (RVKN28600)

    RVKN28600 - FF-2 Relay Valve

    Crack Pressure: 3.0 PSIReservoir: 3/4"Control: 1/4"Supply: 3/8"Spring Brake: 2 @ 3/8"Delivery (4): 3/8"OEM Part Number: N4304ACDescription: Can be used with single or twin air tanks, Valve combines a pressure protection valve, two one-way check...