955778 Hexagon Nut | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta hexagon nut weighing 0.02 kg and listed for 80 applications across the MD, TMD, AQ, D, BB and B series. No thread size is published against this number, so the engine series and the part number are what identify it - measure the stud before ordering.

🚤 Compatibility

• Engine Family: MD, TMD, AQ, D, BB, B, TAMD, DP, SP, MS, MB, AQD, KAD, KAMD

Full model list at the end of this description.

⚙️ Key Features

• For MD, TMD, AQ, D, BB and B series engines
• 0.02 kg
• 80 applications
• Quantity varies by assembly, most commonly two

🔌 Function

Clamps the joint from the far side of a stud or screw, holding the assembly together against the thread.

⚠️ Common Signs of Failure

• Nut found loose on its stud
• Hex flats rounded off by a slipping spanner
• Thread stripped or picked up so the nut will not run down
• Nut corroded onto the stud and seized

🛠️ Service Notes

• 955793 is the other plain hexagon nut in this run, at 0.034 kg, and neither carries a published thread size, so order by part number

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 100S, 110S, 740B, 501A, 501B, 570A, 572A, 430A, 430B, 431A, 431B, 432A, 434A, 570, 500B, 430
• Volvo Penta DP-C, DP-C1, DP-D, DP-D1, DP-A, DP-A2
• Volvo Penta D7A-B TA, D7A-T, D7A-TA, D7C-B TA, D7C-TA
• Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
• Volvo Penta AQ170B, AQ170C, AQ170A
• Volvo Penta BB115A, BB115B, BB115C
• Volvo Penta BB170B, BB170C, BB170A
• Volvo Penta D5A-B TA, D5A-T, D5A-TA
• Volvo Penta MB20A, MB20B, MB20C
• Volvo Penta MD100A, MD100B, MD100B-CC
• Volvo Penta SP-C, SP-A2, SP-C1
• Volvo Penta AQ115A, AQ115B
• Volvo Penta BB225B, BB225C
• Volvo Penta BB260B, BB260C
• Volvo Penta D12C-A MP, D12D-A MH
• Volvo Penta MD2010, MD2010B
• Volvo Penta TAMD120A, TAMD120B
• Volvo Penta TMD120A, TMD120B
• Volvo Penta AQ165A
• Volvo Penta AQD21A
• Volvo Penta B20
• Volvo Penta BB145A
• Volvo Penta BB165A
• Volvo Penta BB231A
• Volvo Penta BB261A
• Volvo Penta KAD42A
• Volvo Penta KAMD42A
• Volvo Penta MD120A
• Volvo Penta MD21A
• Volvo Penta MS4B
• Volvo Penta TAMD103A
• Volvo Penta TMD100A