Titan 0278387 Fitting, oil return

Name: Titan 0278387 Fitting, oil return
Brand: Titan
SKU: 278387
Price: 5.30 USD
Availability: InStock

Sourced From:

Titan Tools Inc.

Titan Diaphragm Pump Connector

The Titan 0278387 Fitting is a model-specific connector positioned within the ED655 diaphragm pump assembly. It provides repair technicians with the correct replacement component for restoring the pump configuration when the original fitting becomes damaged, corroded, loose, or unusable.

Brand: Titan Part Number: 0278387 Type: Connector Fitting Application: Diaphragm Pump

Compatibility Table

Brand	Accurate compatible Titan machine(s)	Part Number	Parts / assemblies serviced with	Technical / Commercial Detail
Titan	ED655 airless paint sprayer	0278387	Diaphragm pump assembly; 0278238 hydraulic housing assembly	Position 27; threaded pump connector

Contractors should confirm part number 0278387 and inspect adjoining threads, seals, and housing surfaces before installation to prevent recurring connection problems.

$5.3

Description

Titan ED655 Diaphragm Pump Connector

Support Consistent Equipment Performance With Durable Oil Return Routing

Restore the original pump configuration with Titan 0278387 Fitting, a model-specific connector used within the ED655 diaphragm pump assembly. It gives contractors and service technicians the correct component for replacing a damaged, corroded, deformed, or unusable connection.

Brand: Titan Part Number: 0278387 Type: Connector Fitting Application: Diaphragm Pump

Technical Category	Product Information
Product Overview	Titan replacement connector identified as position 27 within the ED655 diaphragm pump assembly.
Function	Provides a dedicated threaded connection at the diaphragm pump and hydraulic housing area. Published parts information identifies it as a connector but does not specify its thread dimensions or exact flow path.
Industrial Applications	Professional airless sprayer maintenance for architectural painting, property refurbishment, commercial finishing, facility maintenance, and contractor coating work.
Accurate Compatible Titan Machines	Titan ED655 high-performance diaphragm airless paint sprayer.
Accurate Part Number	0278387; position 27 in the ED655 diaphragm pump parts configuration.
Compatible Parts & Assemblies	ED655 diaphragm pump assembly and 0278238 hydraulic housing assembly, which includes sealing components positioned within the same pump arrangement.
Related Parts Commonly Serviced Together	0278238 hydraulic housing assembly, 0278359 gasket, 0278341 hydraulic cover, 0270524 seal, 0270490 ball bearings, 0311400 retaining ring, and 9870117 plug seal.
Common Problems Solved	Replaces a connector affected by damaged threads, corrosion, physical deformation, an insecure fit, or deterioration discovered during pump disassembly.
Use with Coating Systems	Used as an internal service component for the ED655 airless coating system rather than as a spray tip, gun, hose, or paint-delivery accessory.
OEM & Brand Information	Titan-branded replacement part corresponding to the original ED655 diaphragm pump configuration.
Commercial Benefits	Supports a focused pump repair, preserves correct component positioning, and helps avoid replacing serviceable sections of the sprayer assembly.

Contractor Service Note

Match the removed fitting to part number 0278387 before ordering. Inspect the adjoining hydraulic housing, threads, seals, and mating surfaces during installation so hidden wear does not compromise the completed repair.

FAQ Section

Review these practical fitment and servicing details before repairing the ED655 diaphragm pump.

Contractor Questions and Answers
Which Titan sprayer is compatible with this fitting? Verified compatibility is the Titan ED655 high-performance diaphragm airless paint sprayer.
Where is the fitting located on the ED655? It is identified as position 27 within the diaphragm pump assembly near the hydraulic housing configuration.
Is this fitting confirmed for other Titan models? No additional Titan machine compatibility has been confirmed. Do not assume interchangeability based only on appearance or fitting style.
Which nearby parts should be inspected during replacement? Inspect the hydraulic housing, gasket, hydraulic cover, plug seal, retaining ring, bearings, and adjoining threaded surfaces for damage or wear.
What safety steps are required before pump service? Turn off and unplug the sprayer, engage the trigger lock, place the PRIME/SPRAY valve in the pressure-relief position, and fully relieve system pressure before disassembly.