183861 Ball Bearing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Ball Bearing - Part Number: 183861

This genuine Volvo Penta ball bearing is a precision rolling-element or raceway component used in the seawater-pump shaft ball-bearing position. It is manufactured to the original Volvo dimensional, material and interface requirements so the serviced assembly retains its designed alignment, sealing, load capacity and operating reliability. In service, it supports the seawater-pump shaft and maintains impeller and seal concentricity. Selection must be confirmed by OEM part number 183861, the exact engine/product model, serial number and installed configuration.

⚙️ Key Features

• Genuine Volvo Penta OEM ball bearing

• OEM part number 183861

• Documented application: seawater-pump shaft ball-bearing position

• Validated family: Volvo Penta legacy petrol marine engine seawater pump

• Primary function: Supports the seawater-pump shaft and maintains impeller and seal concentricity.

• Measure shaft and housing fits, renew contaminated lubricant and related seals, and install using force only through the race being fitted. Set preload or end float to the applicable Volvo Penta specification.

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 183861 (current/original OEM service reference)

OEM / Related Numbers:

• 183861

• 856952 seawater pump

• 857451 seawater pump

Aftermarket / Verified Equivalents:

• Orbitrade 15861

• RECMAR REC183861

🚤 Compatibility

Commonly used on:

• seawater-pump shaft ball-bearing position

Typically suits:

• Engine / product models:

• 175A

• 200C

• 200D

• 200F

• 211A

• 225C

• 225D

• 225F

• 231A

• 231B

• 255A

• 255B

• 260A

• 271A

• 271C

• 290A

• 311A

• 311B

• 430A

• 430B

• 431A

• 431B

• 500A

• 500B

• 570A

• 571A

• 572A

• BB225-series

• Engine / Application Family: Volvo Penta legacy petrol marine engine seawater pump

• Serial / Configuration Note: Confirm part number 183861 against the exact drive, transmission or engine serial number, bearing location and installed shaft/housing arrangement; adjacent gear ratios and production variants may use different race dimensions or preload components.

🔌 Function

Supports the seawater-pump shaft and maintains impeller and seal concentricity. Measure shaft and housing fits, renew contaminated lubricant and related seals, and install using force only through the race being fitted. Set preload or end float to the applicable Volvo Penta specification.

Common signs of failure:

• Rumbling, growling, clicking or cyclic rotational noise

• Excessive radial or axial play measured at the supported shaft

• Localised heat, lubricant discolouration or burnt odour at the bearing position

• Pitting, brinelling, flaking, corrosion or scoring on rollers and raceways

• Vibration, shaft run-out or repeated seal/gear wear caused by loss of alignment

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging