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Baldwin Filters

Baldwin Filters OB1313 Hydraulic Filter Base

SKU CH-DKH9-SW5BZ

Hydraulic filter base with 1-1/4 inch NPT inlet and outlet ports for fluid systems

  • Hydraulic filter base built by Baldwin Filters
  • 5 5/16 in length fits standard housings
  • 5 1/2 in outside diameter matches common ports
  • Dual 1 1/4-11 1/2 NPT inlet and outlet connections
  • New condition ensures reliable sealing from first use

Hydraulic filter base OB1313

The Baldwin Filters OB1313 is a hydraulic filter base designed for industrial fluid-power systems. It provides the mounting point and flow connections for a replaceable filter element in hydraulic circuits.

NPT inlet and outlet connections

The unit features 1 1/4-11 1/2 NPT inlet and outlet ports that thread directly into existing hydraulic piping. This standard pipe-thread interface allows installation without adapters when the circuit uses matching NPT fittings.

Verify port size and thread type

Confirm that your hydraulic lines use 1 1/4 inch NPT threads before ordering. The base length of 5 5/16 inches and outside diameter of 5 1/2 inches determine the space required, so check clearances in the mounting area.

Highlights

  • Hydraulic filter base built by Baldwin Filters
  • 5 5/16 in length fits standard housings
  • 5 1/2 in outside diameter matches common ports
  • Dual 1 1/4-11 1/2 NPT inlet and outlet connections
  • New condition ensures reliable sealing from first use

Specifications

BrandBALDWIN FILTERS

Questions about this item

How often should the filter element in the OB1313 base be replaced?

Replace the filter element according to the hydraulic system manufacturer's service interval or when the pressure differential indicator signals it is due.

What is the maximum operating pressure the OB1313 base can sustain continuously?

The base is rated for the pressure of the Baldwin filter element installed; check the specific element's specifications for the exact limit.

Does the OB1313 base generate noticeable heat or noise during all-day hydraulic operation?

The base itself is a passive manifold; it adds no mechanical noise and only conducts fluid temperature from the system.

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