SEALCO part description

Features & Benefits

  • 3/8-inch NPT threaded ports simplify connection to standard air system plumbing
  • Helps conserve compressed air for brake circuits before activating auxiliary systems
  • Acts as a safeguard to prevent pressure loss in primary air brake tanks
  • Straightforward valve that supports consistent brake system pressure balance

Sealco Air Brake Pressure Protection Valve

Did you know that a pressure protection valve helps manage your air brake supply by holding off downstream air delivery until a threshold is met? The Sealco Air Brake Pressure Protection Valve does exactly that. This valve opens at 70 PSI and is equipped with 3/8-inch NPT ports. Its function is important for systems where air supply needs to be conserved for braking priority before filling tanks for secondary uses. Add the Sealco 140280 to your collection.

Product Attributes

Inlet Port 3/8 in. NPT
Nominal Closing Pressure 70 psi
Notes with Internal Check Valve
Outlet Port 3/8 in. NPT

SEALCO 140280 Cross Reference

We have 3 alternatives for the 140280 by SEALCO:

Based in Phoenix, AZ, Sealco® designs and manufactures aftermarket brake and electrical components for commercial vehicles. It specializes in air and anti-lock brake parts and is consistently the leading low-cost producer of trailer air brake valves in North America. Sealco valves are well-recognized in the industry for their remarkable quality, with a patented zinc alloy construction that's pneumatically and submersion-tested to ensure zero leakage. This dedication to quality has made Sealco Commercial Vehicle Products the primary service provider authorized by Meritor WABCO to service and sell their ABS systems to trailer OEMs. Sealco products are also designed, engineered, and assembled in the U.S.A with warehouses in Indiana and Arizona to ensure products are shipped within 48 hours upon receipt of order.

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