World American WA103009 R-12 Type Air Brake Relay Valve 4.0 PSI 2S/2D R-12 For(R12H Brake Systems, Crack Pressure 4 PSI) - Replaces Bendix 103009, Haldex KN28061, Tectran 14397, Navistar 1677541C
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Product details
| Management number | 215138396 | Release Date | 2026/04/12 | List Price | $14.32 | Model Number | 215138396 | ||
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Short Summary: World American is the heavy duty and Export division of Midwest truck & auto parts, Inc. We supply drivetrain, brake, steering, electrical and hydraulic components to the heavy, duty aftermarkets. Specifically, We distribute manual transmission & transfer case components, differential components, complete rebuild kits, bearing kits, ring & pinion gear sets, cases, housings, Axles, Yokes, U-Joints, air brake valves, brake chambers brake hardware kits, air springs and more.Key FeaturesValve Type: R-12 / R12H Relay ValveCracking Pressure: 4 PSIControl Port: 1/4"" NPTDelivery Ports: (2) 1/2"" NPTSupply Ports: (2) 3/4"" NPTConfiguration: 2S/2D Air Brake SystemsThread Type: NPTTaxonomy: Brake Components → Air Brake Valves → Relay Valves → Type R12HReplaces OEM & Aftermarket Part NumbersVelvac: 034026Bendix: 103009, 103009N, 103009P, 0R103009BXR, 103009BXW, 103009CX, 103009RX, BW103009, BW800238Haldex: KN28061, KN28132, KN28140Automann: 170.103009, 170.KN28061, AM170103009Tramec Sloan: 401168Caterpillar: 1D-1466, 3J-4887, 4D-1466, 5T-5493, 5T-7242Mack: 745-103009, 745-103009N, 745-103009RXWabco: 9732860010, 9732980050, 9732980060, 9732980070, 9732980110Fleetrite: FLTBV009Newstar: S-6006APlus many others listed in OEM cross-referenceBuilt for Heavy-Duty Performance Engineered for long-term durability, the WA103009 delivers stable braking response and efficient airflow with robust housing materials and precision-machined valve internals. Ideal for heavy-duty trucks, buses, vocational equipment, and commercial trailers.
- Heavy-duty Type R12H air brake relay valve designed for truck and trailer applications with 2 service and 2 delivery ports; supports quick brake response times and consistent air flow
- Control port: 1/4" NPT, (2) delivery ports: 1/2" NPT, and (2) supply ports: 3/4" NPT; compatible with standard air brake plumbing in commercial vehicles
- Crack pressure rated at 4 PSI for precise actuation and reliable braking; rugged internal construction ensures dependable performance in harsh conditions
- Built with durable components to meet OE standards; direct-fit design supports easy replacement with no modifications required for compatible vehicles
- Includes (1) air relay valve; matches OE and aftermarket parts like Bendix 103009, Haldex KN28061, Caterpillar 1D-1466, and more; meets brake system performance specs
| UPC | 698231208601 |
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| Brand Name | World American |
| Unit Count | 1.0 Count |
| Valve Type | Relay Valve |
| Thread Size | NPT |
| Manufacturer | World American |
| Model Number | WA103009 |
| Material Type | Metal |
| Connector Type | Compression |
| Item Type Name | Relay Valve |
| Exterior Finish | Metal |
| Item Dimensions | 5.3 x 8.1 x 5.7 inches |
| Number of Ports | 2 |
| Included Components | R-12H Relay Valve Horizontal |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | Compression |
| Outlet Connection Size | 0.5 Inches |
| Outlet Connection Type | FNPT |
| Global Trade Identification Number | 00698231208601 |
Valves
Relaxants
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