851859 Hex Socket Screw | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta hexagon socket screw 140 mm long, weighing 0.059 kg and listed for 34 applications across the D, TMD, MS and MD series.

🚤 Compatibility

• Engine Family: D, TMD, MS, MD

Full model list at the end of this description.

⚙️ Key Features

• 140 mm long
• 0.059 kg
• 34 applications across four engine series
• Hexagon socket head

🔌 Function

Clamps the assembly together through a socket head that can be reached where a spanner will not fit.

⚠️ Common Signs of Failure

• Screw found slack at a service
• Socket rounded out so the key slips
• Thread stripped or seized with corrosion
• Screw bent or sheared in the hole
• Rust staining running from the head

🛠️ Service Notes

• This is the longest of the three in this group, with 851858 at 90 mm and 851860 at 40 mm, so measure the screw you are replacing
• Use a well-fitting key and clear the socket of dirt before applying torque

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 2003, 2003R, 2003R SOLAS, 120S-B, 2003TB, 2003TB SOLAS, 120SC, 120S-D, 120S-E, 2001AG, 2001B, 2001BG, 2001D, 2003D, 2003T, 2003TR, 2002AG, 2002B, 2002BG, 2002D, 2003B, 2003B SOLAS, 2003 SOLAS, 2001, 2002, 2001R
• Volvo Penta MS2B-A, MS2B, MS2V
• Volvo Penta MD22, MD22A
• Volvo Penta D2002AG
• Volvo Penta D2003AG
• Volvo Penta TMD22A