947422 Hexagon Screw | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta hexagon screw, 50 mm long, weighing 0.032 kg and listed for 9 applications across the MD, D and AQD series. It supersedes 826556 and 826587, both catalogued earlier simply as screws. Length is what identifies it — hexagon screw 946730, also here, is the 25 mm listing.

🚤 Compatibility

Typically suits:

• Volvo Penta MD21B
• Volvo Penta D9A2J
• Volvo Penta D9A2G
• Volvo Penta D9A2A
• Volvo Penta D9A2C
• Volvo Penta D9A2E
• Volvo Penta MD21A
• Volvo Penta AQD21A
• Volvo Penta AQD21B

• Engine Family: MD, D, AQD

⚙️ Key Features

• 50 mm long
• 0.032 kg
• Supersedes 826556 and 826587
• 9 applications across MD, D and AQD series engines
• L=50mm (Volvo assembly listing)
• Quantity varies by assembly, most commonly two

🔌 Function

Bolts two components together, drawing them up on its own head.

⚠️ Common Signs of Failure

• Joint loose or the screw found backed out
• Head flats rounded
• Thread stretched, galled or stripped
• Corrosion under the head or in the tapping

🛠️ Service Notes

• Check the length against the original — 946730 is the 25 mm alternative in this run
• Clean the tapping and inspect the thread before refitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 947422 → Supersedes 826556

OEM / Related Numbers

• 826587 earlier number superseded by this part
• 826556 earlier number superseded by this part

📦 Condition

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