950355 Lock Nut | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta lock nut 35 mm long, weighing 0.011 kg and listed for 383 applications across the MD, TMD, AQ, AQD, TAD and TD series.

🚤 Compatibility

• Engine Family: MD, TMD, AQ, AQD, TAD, TD, DPX, TAMD, AD, D, TWD, TID, BB, B, DP, SP, MS, MB, KAMD, KAD

Full model list at the end of this description.

⚙️ Key Features

• 35 mm long
• 0.011 kg
• 383 applications across six series
• Quantity varies by assembly, most commonly one
• L=35mm (Volvo assembly listing)

🔌 Function

Threads onto a stud or bolt and resists backing off under vibration, holding the joint's clamping load.

⚠️ Common Signs of Failure

• Nut spins on freely with no drag at all
• Fastener found loose or backed off in service
• Thread damaged, stretched or picked up
• Locking section flattened or polished by earlier reuse

🛠️ Service Notes

• Length is what identifies this nut — it is the only lock nut in this run with a published 35 mm length
• A lock nut is single-use; fit a new one every time the joint is disturbed

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta 100S, 110S, 740B, 8.1Gi-B, 8.1Gi-BF, 8.1Gi-C, 8.1Gi-CF, 8.1Gi-D, 8.1Gi-DF, 8.1GiI-A, 8.1GiI-B, 8.1GiI-C, 8.1GiI-D, 8.1GiI-E, 8.1GiI-F, 8.1GiI-G, 8.1GiI-H, 8.1GSi-A, 8.1GSiI-A, 8.1GXi-A, 8.1GXi-AF, 8.1GXi-B, 8.1GXi-BF, 8.1GXi-C, 8.1GXi-CF, 8.1GXiI-A, 8.1GXiI-B, 8.1GXiI-C, 8.1GXiI-D, 8.1GXiI-E, 8.1GXiI-F, 8.1GXiI-G, 8.2GLIMDM, 5.8FLINCS, 5.8FLIHUB, 5.8FLIHUE, 5.8FLINCC, 501A, 501B, 570A, 572A, 7.4GiINCCCE, 7.4GiINCSCE, 7.4GLIMDM, 7.4GLINCS, 7.4GLPMDA, 740A, 5.7GSiI-A, 5.7GXi-A, 5.7GXi-B, 5.7GXi-C, 5.7GXi-CF, 5.7GXi-D, 5.7GXi-DF, 5.7GXi-E, 5.7GXi-EF, 5.7GXi-F, 5.7GXi-FF, 5.7OSXi-D, 5.7OSXi-DF, 5.7GXiI-A, 5.7GXiI-B, 5.7GXiI-C, 5.7GXiI-D, 5.7GXiI-E, 5.7GXiI-F, 5.7GXiI-G, 5.7GXiI-H, 5.7OSi-A, 5.7OSi-AF, 5.7OSi-B, 5.7OSi-BF, 5.7OSi-C, 5.7OSi-CF, 5.7OSXi-A, 5.7OSXi-AF, 5.7OSXi-B, 5.7OSXi-BF, 5.7OSXi-C, 5.7OSXi-CF, 5.0OSi-DF, 5.0OSi-E, 5.0OSi-EF, 5.7Gi-A, 5.7Gi-B, 5.7Gi-BF, 5.7Gi-E, 5.7Gi-EF, 5.7OSi-D, 5.7OSi-DF, 5.7GiI-A, 5.7GiI-B, 5.7GiI-C, 5.7GiI-D, 5.7GiI-E, 5.7GiI-F, 5.7GiI-G, 5.7GiIMDA, 5.7GiINCCCE, 5.7GL-A, 5.7GL-B, 5.7GL-C, 5.7GL-D, 5.7GL-E, 5.7GLIMDA, 430A, 430B, 431A, 431B, 432A, 434A, 5.0GL-A, 5.0GL-B, 5.0GL-C, 5.0GXi-D, 5.0GXi-DF, 5.0GXi-E, 5.0GXi-EF, 5.0OSi-C, 5.0OSi-CF, 5.0OSi-D, 5.0GL-D, 5.0GL-E, 5.0GXi-A, 5.0GXi-B, 5.0GXi-BF, 5.0GXi-C, 5.0GXi-CF, 5.0OSi-BF, 5.0OSi-B, 4.3GL-A, 4.3GL-B, 4.3GL-C, 4.3GL-D, 4.3GXi-B, 4.3GXi-BF, 4.3GXi-C, 4.3GXi-CF, 4.3GXi-D, 4.3GXi-DF, 4.3GXi-E, 4.3GXi-EF, 4.3OSi-BF, 4.3OSi-B, 4.3OSi-C, 4.3OSi-CF, 4.3OSi-D, 4.3OSi-DF, 4.3OSi-E, 4.3OSi-EF, 570, 500B, 8.2GLPMDA, 5.8FIIHUECE, 5.8FiIHUBCE, 7.4GIIHUBCE, 7.4GLIHUB, 7.4GLINCC, 7.4GSIINCS, 7.4GSIINCC, 430, 5.8FSIINCC, 5.8FSIINCS
• Volvo Penta TD100G-85, TD100A, TD100G, TD100GG, TD100HP, TD100GG-85, TD100GP, TD100GP-85
• Volvo Penta TID100KG, TID100K, TID100K-87, TID100KGP-87, TID100KP, TID100KP-87, TID100KPB-87
• Volvo Penta AD31, AD31B, AD31D-A, AD31L-A, AD31P-A, AD31XD
• Volvo Penta AD41B, AD41D, AD41L-A, AD41P-A, AD41A, AD41BJ
• Volvo Penta DP-C, DP-C1, DP-D, DP-D1, DP-A, DP-A2
• Volvo Penta TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B, TAMD122P-C
• Volvo Penta TD120C, TD120A, TD120HPP, TD120AG, TD120AG PP, TD120AK
• Volvo Penta TD121G-87, TD121GGP-87, TD121G, TD121GG, TD121GP, TD121GPB
• Volvo Penta TID121KG, TID121KGP, TID121LG, TID121FG, TID121K, TID121K-87
• Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
• Volvo Penta BB225A, BB225AV, BB225B, BB225C
• Volvo Penta DPX375-A, DPX375-B, DPX375-BF, DPX375-CF
• Volvo Penta DPX420-CF, DPX420-A, DPX420-B, DPX420-BF
• Volvo Penta TAMD70B, TAMD70E, TAMD70C, TAMD70D
• Volvo Penta TWD610G, TWD610P, TWD610PB, TWD610V
• Volvo Penta TWD710G, TWD710P, TWD710PB, TWD710V
• Volvo Penta AQ170B, AQ170C, AQ170A
• Volvo Penta AQD70B, AQD70D, AQD70C
• Volvo Penta BB115A, BB115B, BB115C
• Volvo Penta BB170B, BB170C, BB170A
• Volvo Penta BB260AV, BB260B, BB260C
• Volvo Penta KAD44P, KAD44P-B, KAD44P-C
• Volvo Penta KAMD43P, KAMD43P-A, KAMD43P-B
• Volvo Penta KAMD44P-B, KAMD44P-C, KAMD44P-A
• Volvo Penta MB20A, MB20B, MB20C
• Volvo Penta MD100A, MD100B, MD100B-CC
• Volvo Penta SP-C, SP-A2, SP-C1
• Volvo Penta TAD730G, TAD730P, TAD730V
• Volvo Penta TAMD60A, TAMD60B, TAMD60C
• Volvo Penta TD61A, TD61AG, TD61AW
• Volvo Penta TD610G, TD610M, TD610V
• Volvo Penta TD70G, TD70B, TD70G-83
• Volvo Penta TD71A, TD71AG, TD71AW
• Volvo Penta TWD1210G, TWD1210P, TWD1210PB
• Volvo Penta AQ115A, AQ115B
• Volvo Penta AQ260A, AQ260B
• Volvo Penta D100A, D100B
• Volvo Penta D120A, D120AK
• Volvo Penta D41B, D41L-A
• Volvo Penta KAD42B, KAD42P-A
• Volvo Penta KAMD42B, KAMD42P-A
• Volvo Penta MD70B, MD70C
• Volvo Penta TAMD102A, TAMD102D
• Volvo Penta TAMD120A, TAMD120B
• Volvo Penta TAMD42WJ-A, TAMD42B
• Volvo Penta TD630ME, TD630VE
• Volvo Penta TD730ME, TD730VE
• Volvo Penta TID60DG, TID60D
• Volvo Penta TID71A, TID71AG
• Volvo Penta TMD100A, TMD100C
• Volvo Penta TMD120A, TMD120B
• Volvo Penta TMD70C, TMD70B
• Volvo Penta TWD1211P, TWD1211G
• Volvo Penta TWD630ME, TWD630VE
• Volvo Penta TWD740GE, TWD740VE
• Volvo Penta AQ120B
• Volvo Penta AQ125A
• Volvo Penta AQ165A
• Volvo Penta AQD21A
• Volvo Penta B20
• Volvo Penta BB165A
• Volvo Penta BB231A
• Volvo Penta BB261A
• Volvo Penta BB740A
• Volvo Penta D70B
• Volvo Penta KAD300-A
• Volvo Penta KAD32P
• Volvo Penta KAD43P-A
• Volvo Penta KAMD300-A
• Volvo Penta MD120A
• Volvo Penta MD21A
• Volvo Penta MS4B
• Volvo Penta TAD1030P
• Volvo Penta TAD1230G
• Volvo Penta TAD1231GE
• Volvo Penta TAD1232GE
• Volvo Penta TAD740GE
• Volvo Penta TAD741GE
• Volvo Penta TAMD103A
• Volvo Penta TAMD121D
• Volvo Penta TAMD61A
• Volvo Penta TD1210G
• Volvo Penta TD60D-83
• Volvo Penta TD640VE
• Volvo Penta TID120HPP
• Volvo Penta TID61AG
• Volvo Penta TID70G
• Volvo Penta TMD102A
• Volvo Penta TMD121C
• Volvo Penta TMD122A
• Volvo Penta TWD1030ME
• Volvo Penta TWD1230ME
• Volvo Penta TWD730ME
• Volvo Penta TWD731VE