Description
103010-G RELAY VALVE
PART NUMBER(S):
Fleet Products: 103010-G
OE: 103010, R-14H
Automann: 170.103010
DESCRIPTION:
Model: Relay Valve – R-14H Type
Vehicles: Universal fitment for trucks and trailers equipped with dual-circuit air brake systems
• Valve Type: R-14H relay valve, 14-port design
• Function:
• Controls both service and spring brake circuits
• Reduces brake lag and improves air delivery speed
• Ensures even brake application and quick release
• Actuation: Pneumatic relay function
• Port Configuration:
• Supply (2): 3/4"-14 NPT
• Delivery (2): 1/2"-14 NPT
• Control (1): 1/4"-18 NPT
• Balance Port: 1/8"-27 NPT (under exhaust cover)
• Crack Pressure: 4.0 PSI
• Temperature Range: –40°F to 200°F (–40°C to 93°C)
• Mounting: Horizontal; 4 slotted bolt holes (0.96" x 0.40"); balance port under exhaust cap
• Cover: Rotatable 90° for installation flexibility
• Construction: Heavy-duty design with replaceable cartridge; OEM-grade reliability
Applications:
Designed for use in large multi-circuit truck and trailer air brake systems. Ensures fast and balanced brake response in spring and service brakes. Suitable for rear axle mounting close to brake chambers. Complies with FMVSS-121 standards.
CROSS-REFERENCE(S):
103010, R-14H, WA103010, ZZ103010X, E-BN10301, R955103010N, 0R103010X, TRP103010, 103010N, ABC103010, PROVA-103010, 103010BXW, 103010NP, 103010X, 0R103010BXR, 102855, 102856, 103112, 103834, 5010087, BEN-103010, BW102855, BW103010N, BW OR103010X, R955103010, TDAR955103010N, 9732870010, 3507, 35070, EM35070, LRV-3507, AM170103010, BER-103010, S-8255, S8255, 14398, TV103010, 401169, E-BN103010N, AV103010, FLTBV010, 04-11-6002CG, 3508093, 745-103010, ACA-05528700, B8255GRP, BX102855, BX103010N, DP30065, FC103010, HDX 103010X, M-103010, NS103010, OR103010X, QR103010X, TR103010, ZAC103010
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Mount horizontally using the 4 provided bolt slots
✔ Ensure 1/8" balance port under exhaust cover is unobstructed
✔ Verify port thread compatibility and apply proper sealant
✔ Confirm crack pressure meets system design spec (4.0 PSI)
✔ Cover can be rotated 90° to align with plumbing layout
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Warranty Information
