1698692 O-Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Fuel Injection Pump Connecting-Nipple O-Ring - Part Number: 1698692

Genuine Volvo Penta O-ring used on a connecting nipple within selected mechanical fuel-injection pumps. It replaces earlier O-ring 239989 and prevents diesel-fuel leakage or air entry at the nipple joint.

⚙️ Key Features

• Fuel-resistant injection-pump nipple O-ring

• Seals a pump connecting nipple or internal gallery connection

• Supersedes Volvo Penta O-ring 239989

• Designed for diesel fuel and injection-pump temperature exposure

• Should be replaced whenever the nipple is removed

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 1698692 → Supersedes 239989

• 239989 (earlier Volvo Penta O-ring reference)

OEM / Related Numbers:

• 1699458 - related injection-pump sealing ring

• 1697951 - related delivery-valve sealing washer

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta mechanical fuel-injection pumps

Typically suits:

• Engine / equipment models:

• TAMD63P-A

• TAMD74A

• TAMD74P-B

• TAMD165C-A

• Engine Type: Volvo Penta marine diesel

• Year / Serial Range: Injection-pump model and connecting-nipple position dependent

🔌 Function

Seals the pump connecting nipple to retain diesel fuel and prevent air from entering the injection system.

Common signs of failure:

• Fuel seepage around the pump nipple

• Air entering the fuel system

• Hard starting after shutdown

• O-ring swelling, cracking or flattening

• Leakage after nipple removal and refitting

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging