184863 Needle Roller Bearing | Genuine Volvo Penta Part

🔧 Product Description

This genuine Volvo Penta needle roller bearing is a compact needle-roller bearing designed to carry high radial load in a restricted shaft or housing position used in the IPS intermediate-housing steering and water-inlet mechanism. It is manufactured to the original Volvo Penta dimensional, material and interface requirements so the serviced assembly retains its designed alignment, sealing, load capacity and operating reliability. In service, it supports the steering gear or pivot within the IPS intermediate housing while allowing accurate angular movement. Selection must be confirmed by OEM part number 184863, the exact engine or product model, serial number and installed configuration.

🚤 Compatibility

• Engine Family: D, IPS
• HP Range: 260-480 HP

Full model list at the end of this description.

⚙️ Key Features

• OEM Volvo Penta part number 184863
• Needle roller bearing, large section
• Net weight 0.703 kg
• Fits D series marine diesel engines and IPS pod drive installations

🔌 Function

Supports the steering gear or pivot within the IPS intermediate housing while allowing accurate angular movement. Protect the thin outer shell during pressing, lubricate before assembly and renew the mating shaft or inner race if it is worn.

⚠️ Common Signs of Failure

• Deep rumbling or grinding under load
• Scoring or brinelling of the shaft running surface
• Rollers seized, flattened or out of the cage
• Shaft play or vibration
• Significant steel debris in the drive oil

🛠️ Service Notes

• Press needle roller bearings in with a correctly sized mandrel — never drive them with a hammer, and never strike the cage or the shell directly
• Press on the marked end face of the shell and keep the bearing square to the bore; a drawn cup that tilts as it enters is scrap
• Check the bore and shaft for wear, scoring and size before fitting, and make sure both are spotlessly clean, as a needle bearing has no tolerance for grit
• Press to the depth called for by the workshop procedure rather than driving it hard up against a shoulder
• Leave the protective grease in place until fitting, handle the needles with clean hands only, and prime the bearing with the lubricant specified for that assembly before it goes into service

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 184093 bushing
• 21535352 lip seal
• 23411049 gear segment
• 23129533 gasket
• 21259197 water-inlet repair kit

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-330D-E, D6-370D-E, D6-330D-C, D6-370D-C, D6-330D-D, D6-370D-D, D6-330D-F, D6-370D-F, D6-300D-F, D6-310D-D, D6-310D-C, D6-310D-E, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-435D-D, D6-435D-E, D6-435D-F, D6-435D-C
• Volvo Penta D4-260D-C, D4-260D-D, D4-260D-E, D4-260D-F, D4-300D-C, D4-300D-D, D4-300D-E, D4-300D-F
• Volvo Penta IPS-A, IPS-B, IPS-C, IPS-D, IPS-E, IPS-F
• Volvo Penta 8.1IPSCE-MF, 8.1IPSCE-P, 8.1IPSCE-Q
• Volvo Penta IPS10-A, IPS10-B