21211745 Retainer | Genuine Volvo Penta Part

🔧 Product Description

Genuine retainer used in the seawater-filter and connection-pipe assembly of Volvo Penta D1 and D2 small marine diesel engines. It holds the filter connection pipe in the correct position and prevents vibration loading on the seawater joints.

🚤 Compatibility

• Engine Family: D, MS, MD
• HP Range: 13-75 HP

Full model list at the end of this description.

⚙️ Key Features

• Confirmed D1/D2 seawater-filter application
• Retains connection pipe 3888859
• Factory retention geometry
• Prevents pipe movement and chafing
• Designed for wet marine cooling-system service

🔌 Function

The retainer supports the seawater-filter connection pipe and prevents vibration or hose load from stressing the filter and pipe joints.

⚠️ Common Signs of Failure

• Seawater filter or its connection pipe moving under vibration
• Weeping or dripping at a seawater joint
• Hose chafing against the pipe or an adjacent component
• Retainer found cracked, distorted or corroded when the filter is serviced

🛠️ Service Notes

• Retains connection pipe 3888859, so check that pipe and its seals whenever the filter is stripped
• Supersedes 860832

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 21211745 → Supersedes 860832

OEM / Related Numbers

• 860832 earlier number superseded by this part
• 3888859 - Seawater-filter connection pipe; ordered separately

📦 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, 2001AG, 2001B, 2001BG, 2001D, 2003D, 2003T, 2003TR, 2002AG, 2002B, 2002BG, 2002D, 2003B, 2003B SOLAS, 2003 SOLAS, 2001, 2002, 2001R
• Volvo Penta D2-40, D2-40B, D2-40F, D2-55, D2-55B, D2-55C, D2-55D, D2-55E, D2-55F, D2-50F, D2-75, D2-75B, D2-75C, D2-75F, D2-60F
• Volvo Penta D1-30, D1-30B, D1-30F, D1-13, D1-13B, D1-13F, D1-20, D1-20B, D1-20F
• Volvo Penta MD2010, MD2010B, MD2010-C, MD2010-D
• Volvo Penta MD2020, MD2020B, MD2020-C, MD2020-D
• Volvo Penta MD2030, MD2030B, MD2030-C, MD2030-D
• Volvo Penta MD2040, MD2040B, MD2040-C, MD2040-D
• Volvo Penta MS2B-A, MS2B, MS2V
• Volvo Penta D2002AG
• Volvo Penta D2003AG