20796079 Flange Nut | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Flange Nut - Part Number: 20796079

Application-specific flange nut used in the 24-volt starter-motor relay and power connection on the listed Volvo Penta engines. Secures the starter-relay or electrical connection with an integral flange that distributes clamp load.

⚙️ Key Features

• Genuine Volvo Penta flange nut

• Direct service replacement for part number 20796079

• Designed for the 24-volt starter-motor relay and power connection

• Secures the starter-relay or electrical connection with an integral flange that distributes clamp load

• Application family: Four- and six-cylinder industrial diesel; Approximately 1999 - 2016

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20796079 (Volvo Penta OEM reference)

OEM / Related Numbers:

• VOE20796079 - Volvo Construction Equipment prefixed number format

• 3803979 - remanufactured starter motor

• 21306350 / 22851149 - starter-motor references

• 20796066 - 24V relay

• VOE20796066 - Volvo CE number format

• 873962 / 25381616 / 874743 / 3171420 / 1504951 - documented relay interchange numbers

• 20796079 - flange nut

• 20792273 - cable terminal

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD520/TAD620/TAD650/TAD720/TAD750 starting-system installations

Typically suits:

• Engine models:

• TAD520GE; TAD520VE; TAD620VE; TAD650VE

• TAD660VE; TAD720GE; TAD720VE; TAD721VE

• TAD734GE; TAD750VE; TAD760VE

• HP Range: Approximately 150HP - 320HP

• Engine Type: Four- and six-cylinder industrial diesel

• Year Range: Approximately 1999 - 2016

🔌 Function

Secures the starter-relay or electrical connection with an integral flange that distributes clamp load.

Common signs of failure:

• Rounded drive surfaces or damaged threads

• Stretching, cracking, corrosion or permanent deformation

• Fastener repeatedly loosens or cannot retain the specified torque

• Fretting or movement visible at the joint

• Incorrect seating or clamp load caused by substituted hardware

Service / Installation Notes:

• Confirm thread, length, strength grade and any single-use restriction.

• Use the specified torque, angle and locking method on clean threads.

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging