20586845 Return Line | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Return Line - Part Number: 20586845

A genuine Volvo Penta return line used in the fuel or oil return circuit. It is supplied as an individual service component under part number 20586845 and is intended to restore the original fit, sealing, alignment, retention or operating function of the specified assembly. This listing supplies the named component only; adjoining parts are serviced separately.

⚙️ Key Features

• Factory-formed routing clears the surrounding engine and mounting hardware

• End geometry matches the documented hose, flange, banjo or threaded connections

• Designed for the pressure, temperature and fluid or gas carried by the assigned circuit

• Maintains the intended flow area without sharp restrictions or unsupported spans

• Use with the specified seals, clamps and retaining brackets

• Confirm installation orientation and eliminate contact points before operation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20586845 - Current genuine Volvo Penta service reference

OEM / Related Numbers:

• 20586833 - Related Inlet Manifold

• 20587131 - Related Locking Clamp

• 20586720 - Related O-Ring

• 20587138 - Related Adapter

• 20585893 - Related Vibration Damper

• 20587176 - Related Adapter

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D5 and D7 industrial diesel engines

• Generator, variable-speed and propulsion packages using the matching serial-controlled assembly

Typically suits:

• Engine models:

• TD420VE

• TAD420VE

• TD520GE

• TAD520GE

• TAD520VE

• TAD530GE EDC4

• TAD530GE MECH

• TAD531GE EDC4

• TAD531GE MECH

• TAD532GE EDC4

• TAD620VE

• TD720GE

• TD720VE

• TAD720GE

• TAD720VE

• TAD721GE

• TAD721VE

• TAD722GE

• TAD722VE

• TAD730GE EDC4

• TAD730GE MECH

• TAD731GE

• TAD732GE

• TAD733GE

• TAD734GE

• TAD750GE

• TAD751GE

• TAD752GE

• TAD753GE

• TAD750VE

• TAD760VE

• Engine Type: Volvo Penta D5/D7 inline industrial diesel family

• HP Range: Determined by the exact engine model and rating

• Year Range: Engine-generation and serial-number controlled

• Serial Applicability: Confirm the complete engine model, serial number and exact assembly position

🔌 Function

Routes excess fuel or oil back into the return circuit.

Common signs of failure or reasons for replacement:

• Fluid or air leakage appears along the line or at a connection

• The part is cracked, abraded, corroded or heat-damaged

• A kink, collapse or restriction reduces flow

• End fittings or retaining clamps become loose

• The associated pressure, cooling, lubrication or fuel-delivery performance falls

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging