946175 Flange Nut | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta flange nut for the ZF HP gearbox, weighing 0.007 kg and listed for 36 applications on THD and DH series engines. The gearbox designation is what selects it, so do not order it against a THD or DH engine coupled to another transmission.

🚤 Compatibility

• Engine Family: THD, DH

Full model list at the end of this description.

⚙️ Key Features

• For the ZF HP gearbox
• 0.007 kg
• 36 applications on THD and DH series engines
• Integral flange — no separate washer required
• Quantity varies by assembly, most commonly two

🔌 Function

Clamps a joint through its integral flange, spreading the load without a separate washer.

⚠️ Common Signs of Failure

• Nut found loose or the joint weeping gear oil
• Flange face bedded, dished or scored
• Serrations on the flange face flattened
• Thread damaged or seized
• Flats rounded from a slipping socket

🛠️ Service Notes

• Do not add a separate washer under a flange nut — the flange is the bearing face
• Check the mating face for a witness ring before refitting; a bedded face lets the joint relax

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 8.1GiI-A, 8.1GiI-B, 8.1GiI-C, 8.1GiI-D, 8.1GiI-E, 8.1GiI-F, 8.1GiI-G, 8.1GiI-H, 8.1GSiI-A, 8.1GXiI-A, 8.1GXiI-B, 8.1GXiI-C, 8.1GXiI-D, 8.1GXiI-E, 8.1GXiI-F, 8.1GXiI-G, 5.7GSiI-A, 5.7GXiI-A, 5.7GXiI-B, 5.7GXiI-C, 5.7GXiI-D, 5.7GXiI-E, 5.7GXiI-F, 5.7GXiI-G, 5.7GXiI-H, 5.7GiI-A, 5.7GiI-B, 5.7GiI-C, 5.7GiI-D, 5.7GiI-E, 5.7GiI-F, 5.7GiI-G
• Volvo Penta THD102KB, THD102KD, THD102K-KB
• Volvo Penta DH10A