World American WA278825 SV-1 Synchronizing Air Brake Control Valve 42 PSI 0.25" Ports NPT - Replaces Bendix 278825 Mack 745-278825N Volvo Truck 3949404 Meritor R955278825 Newstar S17744 Tectran 14559
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Product details
| Management number | 233666002 | Release Date | 2026/06/27 | List Price | $7.20 | Model Number | 233666002 | ||
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Short Summary: The World American SSA 278825 SV-1 Synchronizing Valve is engineered for precision air brake control in commercial truck and trailer systems. Built to OE specs, this valve ensures safe, synchronized braking performance with 0.25" NPT ports and 42 PSI inlet pressure. Key FeaturesValve Type: SV-1 Synchronizing ValveInlet Pressure: 42 PSIExhaust Pressure: 28 PSIPort Sizes: Control, Delivery & Supply: 0.25" | Exhaust: 0.125"Thread Type: NPTIncludes: 1 Synchronizing Valve AssemblyVehicle CompatibilityDesigned for compatibility with various heavy-duty truck and trailer brake systems from brands including:FreightlinerVolvo TrucksMackOthers using Bendix SV-1 style valvesReplaces OEM & Aftermarket Part NumbersBendix: 278825, 278825BXW, 278825N, 278825X, 280353, BEN-278825, BEN-278825N, BEN278825, BER278825, BW 278825N, BW278825, BW278825N, BW280353, BX278825, BX280353, FLT FS278825NMack: 20-QE-2102, 745-278825NVolvo Truck: 3949404Freightliner: BW278825Automann: 170.278825, 745278825NDayton Parts: AV278825Genuine Newstar: BER-278825, S-17744, S17744Euclid: E-BN278825X, EBN278825XMeritor: R955278825, R955278825N, R955278825X, TDAR955278825NTectran: 14559, TV278825Torque: TR278825Warranty & Quality Assurance World American air brake valves are built to meet or exceed OEM standards, delivering consistent performance and long-term reliability. Backed by a limited manufacturer warranty for peace of mind.
- Designed as a Type SV-1 Synchronizing Valve, this World American SSA 278825 unit operates at 42 PSI inlet pressure, delivering precise brake synchronization for heavy-duty truck and trailer systems.
- Built with 0.25-inch NPT control, delivery, and supply ports, this valve ensures optimal air flow and dependable performance in modern air brake applications.
- Features include 0.125" exhaust port, 28 PSI exhaust pressure, and reliable NPT thread type to match OE spec requirements for direct fitment.
- Engineered for compatibility with brake systems across Freightliner, Mack, Volvo, and more—ideal for air brake control in demanding on-road conditions.
- Includes one SV-1 valve assembly; replaces over 30 OE and aftermarket part numbers including Bendix 278825N, Automann 170.278825, and Meritor R955278825.
| UPC | 698231361153 |
|---|---|
| ASIN | B07572SZX2 |
| Size | 0.25" |
| Brand Name | World American |
| Unit Count | 1 Count |
| Valve Type | Air Control Valve |
| Item Weight | 10.4 ounces |
| Thread Size | 0.25 inch |
| Thread Type | NPT |
| Manufacturer | World American |
| Model Number | WA278825 |
| Item Type Name | Synchronize Valve |
| Exterior Finish | Machined |
| Item Dimensions | 0.2 x 0.2 x 0.2 inches |
| Number of Ports | 4 |
| Maximum Pressure | 42 Pound per Square Inch |
| Number of Pieces | 1 |
| Included Components | Syncro Valve |
| Inlet Connection Size | 0.25 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Size | 0.25 Inches |
| Outlet Connection Type | NPT |
| Manufacturer Part Number | WA278825 |
| Smart Home Compatibility | Not Smart Home Compatible |
| Manufacturer Warranty Description | 1 Year / 100,000 Miles |
| Global Trade Identification Number | 00698231361153 |
Rick Rack
Proportioning Valves
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