21165591 Connection Flange | Genuine Volvo Penta Part

🔧 Product Description

A machined compressed-air inlet flange fitted to the pneumatic starter. It provides the sealed mounting face between the starter body and control-valve/fitting group and is retained with the specified screws and O-ring.

🚤 Compatibility

• Engine Family: D, MD

Full model list at the end of this description.

⚙️ Key Features

• Machined pneumatic-starter inlet flange
• Maintains concentric airflow into the starter
• Pressure-rated sealing face
• Uses the specified O-ring and mounting screws
• Matches the original elbow nipple and control valve
• Engine type: D5A industrial diesel pneumatic starting system

🔌 Function

Forms the rigid sealed interface through which compressed air enters the starter.

⚠️ Common Signs of Failure

• Air escaping from the starter inlet joint when cranking is attempted
• Starter turning slowly or not at all despite good reservoir pressure
• Weeping or staining around the flange face
• Mounting screws found loose, with the flange face fretted
• Cracked flange or a distorted, corroded sealing face found on removal

🛠️ Service Notes

• Renew the O-ring and use the specified mounting screws whenever the flange is disturbed
• Check the starter inlet face for corrosion before fitting, as a pitted face will leak against a new flange

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 3587138 - air starter
• 3829869 - control valve
• 21164611 - elbow nipple
• 948700 - O-ring

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D13C3-B MH, D13C1-B MH, D13C4-B MH, D13B-E MG, D13B-E MG (FE), D13B-E MH, D13B-E MH (FE), D13B-F MG, D13B-F MG (FE), D13B-N MH, D13B-N MH (FE), D13C4-B MP, D13C5-B MP, D13C1-A MH, D13C2-A MH, D13C1-B MG, D13C3-B MG, D13C2-B MG, D13C4-B MG, D13C2-A MG, D13C1-A MG, D13C8-B MP
• Volvo Penta D16C-A MG, D16C-A MH, D16C-B MH, D16C-C MH, D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG, D16C-D MH, D16C1-E MH, D16C1-F MH, D16C2-E MH, D16C2-F MH
• Volvo Penta D7A-B TA, D7A-T, D7A-TA, D7C-TA
• Volvo Penta D5A-B TA, D5A-T, D5A-TA
• Volvo Penta D9A2A, D9A2C
• Volvo Penta MD2010, MD2010B