866083 Nipple | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta nipple from the Engine group, listed for engines from serial number 257762 onwards. It weighs 0.018 kg, covers 10 applications across TMD and TAMD series engines, and supersedes part number 865203.

🚤 Compatibility

Typically suits:

• Volvo Penta TMD102A
• Volvo Penta TMD122A
• Volvo Penta TAMD102A
• Volvo Penta TAMD102D
• Volvo Penta TAMD103A
• Volvo Penta TAMD122A
• Volvo Penta TAMD122A/C
• Volvo Penta TAMD122P-A
• Volvo Penta TAMD122P-B
• Volvo Penta TAMD122P-C

• Engine Family: TMD, TAMD
• Serial Range: SN XXXXXXXXXX/257762-

⚙️ Key Features

• For engines from serial number 257762 onwards
• 0.018 kg
• 10 applications across TMD and TAMD series engines
• Supersedes 865203
• Engine group

🔌 Function

Forms a threaded connection point where a pipe or hose joins a housing, carrying the fluid across the joint and sealing it.

⚠️ Common Signs of Failure

• A weep or drip at the threaded joint
• Thread damaged, stripped or cross-started
• Sealing washer found flattened, dished or doubled up
• Nipple cracked at the shoulder or the hexagon rounded off
• The joint needing repeated tightening to stay dry

🛠️ Service Notes

• This is the version listed from serial number 257762 onwards - check the engine's serial number before ordering
• Renew the sealing washer rather than re-using it, and do not cure a weep by overtightening

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 866083 → Supersedes 865203

📦 Condition

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