21951469 Shaft Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 846104 1¼-Inch Seawater Pump Shaft Kit - Part Number: 21951469

A genuine Volvo Penta shaft and bearing package for large seawater pump 846104.

Kit Contents:

• 1 x pump shaft - supplied under Volvo Penta kit 21951469

• 1 x shaft spacer - supplied within kit 21951469

• 1 x ball bearing - Volvo Penta 21422639

• 1 x Woodruff key - supplied within kit 21951469

• Retaining components - supplied under the complete kit

⚙️ Key Features

• Genuine Volvo Penta matched seawater-pump shaft package

• Renews the rotating support and sealing components

• Designed for the specified pump casting and shaft length

• Companion wear kit and impeller are ordered separately unless stated

• Pump number and shaft dimensions must be verified

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21951469 current shaft-kit reference

OEM / Related Numbers:

• 21951469

• 21422639

• 846104

• 21951406 companion wear kit

• 21951360 impeller kit

Aftermarket / Verified Equivalents:

• No verified direct one-number aftermarket equivalent

• Individual JMP bearings and shaft components available by pump 846104

🚤 Compatibility

Commonly used on:

• Seawater-pump shaft and bearing overhaul

• Repair of shaft play or seal leakage

• Restoration after bearing corrosion or seizure

Typically suits:

• Engine models / pump models:

• Large Volvo Penta marine-diesel applications using pump 846104

• Seawater pump 846104

• HP Range: Not horsepower-specific

• Engine Type: Volvo Penta flexible-impeller seawater pump

• Year Range: Pump-generation controlled

• Serial Range: Pump 846104 and shaft / bearing version controlled

🔌 Function

The shaft transmits engine drive to the impeller while its bearings, spacers, keys and seals maintain alignment and separate seawater from the engine side of the pump.

Common signs replacement or overhaul is required:

• Pump shaft has radial or axial play

• Bearing is noisy or seized

• Seawater leaks past the shaft seal

• Shaft is grooved or corroded

• Pulley, gear or impeller no longer runs true

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging