20799255 Nipple | Genuine Volvo Penta Part

🔧 Product Description

Genuine service component used in the d5a fuel-filter housing and low-pressure fuel supply. It restores the original Volvo Penta dimensions, fit and operating relationship.

🚤 Compatibility

Typically suits:

• Volvo Penta D5A-B TA
• Volvo Penta D5A-T
• Volvo Penta D5A-TA
• Volvo Penta D7A-B TA
• Volvo Penta D7A-T
• Volvo Penta D7A-TA
• Volvo Penta D7C-B TA
• Volvo Penta D7C-TA
• Volvo Penta TAD734GE
• Volvo Penta MD2010
• Volvo Penta MD2010B

• Engine Family: D, TAD, MD
• HP Range: Approximately 160 HP
• Year Range: Approximately late 1990s-2000s

⚙️ Key Features

• Nipple for the fuel-filter housing and low-pressure fuel supply
• 0.026 kg
• 11 applications across D, TAD and MD-series engines
• Quantity varies by assembly, most commonly one

🔌 Function

Forms the threaded stub that a fuel line or hose connects to on the filter housing, passing fuel through its internal bore.

⚠️ Common Signs of Failure

• Diesel weeping at the connection
• Hard starting or hunting from air drawn in at the joint
• Sealing washer found flattened from reuse and the faces scored
• Thread galled or cross-threaded in the housing
• Internal bore found partly blocked with debris

🛠️ Service Notes

• Fit a new sealing washer and check the bore is clear before condemning the nipple

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 864315 fuel filter
• 20460417; 21518471; 21264822 feed-pump references
• 20798506 fuel hose
• 20798511 hose clamp
• 20799234 sealing ring
• 21108673 later/related seal
• 20405562 hollow screw
• 20450912 retaining screw
• 20460063 spring washer
• 947622 pump gasket
• 20412596 hose nipple
• 20460254 bracket

📦 Condition

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