21134592 Flange | Genuine Volvo Penta Part

🔧 Product Description

A crankshaft gear/flange component used in D7E-family crank mechanisms. It locates the associated crankshaft gear or rotating assembly concentrically on the crankshaft nose and transmits drive without fretting.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD560VE
• Volvo Penta TAD561VE
• Volvo Penta TAD752GE
• Volvo Penta TAD753GE
• Volvo Penta TAD754GE
• Volvo Penta TAD765VE
• Volvo Penta TAD764VE
• Volvo Penta TAD763VE
• Volvo Penta TAD762VE
• Volvo Penta TAD761VE

• Engine Family: TAD

⚙️ Key Features

• Machined crankshaft mounting flange
• Concentric pilot controls gear runout
• High-strength material withstands cyclic torsional load
• Used with application-specific crankshaft gear and fasteners
• Part of TAD750GE/TAD75x crank mechanisms
• Engine type: D7E-family turbocharged industrial/generator diesel

🔌 Function

Provides the precision mounting and torque-transfer interface for the crankshaft gear or related rotating component.

⚠️ Common Signs of Failure

• Abnormal gear, valve-train or driveline noise
• Excessive runout or misalignment
• Fretting, scoring or cracked surfaces
• Timing, starting or power-delivery problems
• Metal contamination or accelerated mating-part wear

🛠️ Service Notes

• Clean both mating faces back to clean metal and check them for flatness and for burrs or old gasket left in the sealing area; a face pulled up around a stud hole will not seal however hard it is tightened
• Always fit a new gasket, seal or O-ring where the joint uses one, and only use a jointing compound if the workshop manual for your engine calls for one at that joint
• Draw the fasteners up evenly in stages, working across the flange rather than round it, and finish to the tightening sequence and figures given for your engine
• Inspect studs, nuts and threads while the joint is apart and renew anything corroded, stretched or seized — exhaust-side fasteners rarely come out twice
• Re-check the joint for leaks once the engine has been up to working temperature and cooled again

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 20898072 - associated crankshaft gears in related diagrams
• 20860794 - associated crankshaft gears in related diagrams

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging