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(888) 312-8812 Login SignupNEWSTAR S-21079 0.375 In. Air Brake Relay Valve 7.0 PSI 2S/4D NPT Control Thread 3/8 Port Diameter
$117.16
MSRP Pricing shown.
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NEWSTAR S-21079 Part Description
Manufacturer
Product Description
Air Brake Relay Valve 7.0 PSI 2S/4D
Features & Benefits
- Premium-grade steel construction that's precision machined using the latest equipment
- Quality and performance meets or exceeds OE specifications
- All components undergo strict quality control and multiple rounds of performance testing
- Manufactured, assembled, and packaged in-house at ISO-certified facilities
Newstar Air Brake Relay Valve
Designed for tractor-trailers and vehicles with a long wheelbase, the Newstar air brake relay valves ensure the air brakes are engaged and released on time. Its design and engineering is compliant with original equipment manufacturer requirements.
NEWSTAR S-21079 Specifications
Product Attributes
| Control Port | 3/8" IN |
| Core Group | 225 |
| Crack Pressure | 7 PSI |
| Delivery Port 4 | 3/8" IN |
| Replacement For | Haldex |
| Supply Port 2 | 1/2" in |
| Control | 3/8 |
| Control Port Diameter | 0.375 |
| Cracking Pressure | 7 |
| Delivery | (4) 3/8 |
| Delivery Port Diameter | 0.375 |
| Delivery Port Quantity | 4 |
| Mount Hole Center To Center Length | 1.5 |
| Service Port Diameter | 0.5 |
| Service Port Quantity | 2 |
| Supply | (2) 1/2 |
| Supply Port Diameter | 0.5 |
| Thread Type | NPT |
NEWSTAR S-21079 Cross References
| Brand | Part Number |
|---|---|
| 9732980080, KN28080, KN-28080, KN28080X, RKN28080 | |
| Bendix | BEN-KN28080X |
| Dayton Parts | AVK28080 |
| Euclid | E-MDKN28080X |
| Freightliner | 6814290144, TDA RKN28080 |
| Genuine Newstar | MIR-KN-28080, S-21079, S21079 |
| Haldex | KN-28080, KN28080, KN28080X, MIRKN28080 |
| International | ZZKN28080X |
| Mack | 8235-RKN28080 |
| Meritor | R955KN28080, R955KN28080N, R955KN28080X, RKN28080, TDARKN28080 |
| N/A | 170.KN28080, 8235RKN28080 |
| Tectran | TV28080 |
| Torque | TRKN28080 |
| Tramec | 51464 |
| Wabco | 9732980080 |
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NEWSTAR S-21079 Manufacturer Information
Based in Schaumburg, IL, NEWSTAR® is an aftermarket parts manufacturer specializing in trailer suspension, engine, and drivetrain parts and components for medium and heavy duty trucks. The company supplies OEM manufacturers, truck dealerships, and warehouse distributors across the U.S. and Canada. NEWSTAR products are made of high-grade stamped steel, natural rubber, and other materials and hand-welded, resulting in an unprecedented level of quality down to the smallest detail. All products are also built and assembled using cutting-edge tools and undergo intense performance testing in an in-house quality control laboratory to ensure compliance with industry standards.
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