NEWSTAR part description

Features & Benefits

  • Automatically isolates pressure from the brake system during a sudden pressure loss
  • Meets or exceeds vehicle manufacturer requirements for heavy duty air brake systems
  • All components undergo stringent quality control checks and testing
  • Manufactured, assembled, and packaged in-house at ISO-certified facilities

Newstar Air Brake Pressure Protection Valve

The Newstar air brake pressure protection valve helps ensure there's enough pressure to engage the brake in case there is a leak in the system. Its design and engineering matches original equipment specifications.

Product Attributes

Nominal Closing Pressure 75 PSI
Outlet Port Inside Diameter 1/4" IN
Replacement For Bendix PR-2

Part Interchanges

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. 

NEWSTAR S-D668 Cross Reference

We have 6 alternatives for the S-D668 by NEWSTAR:

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