950364 Lock Nut | Genuine Volvo Penta Part
950364 Lock Nut | Genuine Volvo Penta Part
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In stock — Australian warehouse
Typically reaches our store in 3–5 business days
Availability checked daily with Volvo Penta
✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide
🔧 Product Description
Genuine Volvo Penta lock nut listed for 113 applications across the AQ, MD, TMD, AD, AQAD and BB series. It supersedes 875379 and 950404, one of which older listings carried only as a spare part.
🚤 Compatibility
- Engine Family: AQ, MD, TMD, AD, AQAD, BB, TAMD, MS, B, AQD, MB
Full model list at the end of this description.
⚙️ Key Features
- 113 applications across six series
- Supersedes 875379 and 950404
- Also supersedes Volvo part number 897867
🔌 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
- If your records show 875379 or 950404, this is the current number
- A lock nut is single-use; fit a new one every time the joint is disturbed
🔄 Supersession & Cross Reference
OEM Supersession Chain
- 950364 → Supersedes 875379
OEM / Related Numbers
- 950404 earlier number superseded by this part
📦 Condition
- Genuine Volvo Penta part
- Brand new
- Supplied in original or equivalent packaging
🔎 Full Model Compatibility
Typically suits:
- Volvo Penta 100S, 110S, 230A, 230B, 231LB, 250A, 250B, 251A, 275A, 280B, 285A, 290DP
- Volvo Penta AQ225D, AQ225E, AQ225B, AQ225C, AQ225F
- Volvo Penta B230, B230E, B230F, B230FB, B230FX
- Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
- Volvo Penta AQ131A, AQ131B, AQ131C, AQ131D
- Volvo Penta AQ200D, AQ200C, AQ200B, AQ200F
- Volvo Penta AQ271A, AQ271C, AQ271B, AQ271D
- Volvo Penta BB225A, BB225AV, BB225B, BB225C
- Volvo Penta AQ151A, AQ151B, AQ151C
- Volvo Penta AQ170B, AQ170C, AQ170A
- Volvo Penta BB115A, BB115B, BB115C
- Volvo Penta BB170B, BB170C, BB170A
- Volvo Penta BB260AV, BB260B, BB260C
- Volvo Penta MB20A, MB20B, MB20C
- Volvo Penta TMD40A, TMD40B, TMD40C
- Volvo Penta AQ115A, AQ115B
- Volvo Penta AQ125B, AQ125A
- Volvo Penta AQ145B, AQ145A
- Volvo Penta AQ171A, AQ171C
- Volvo Penta AQ231A, AQ231B
- Volvo Penta AQ255A, AQ255B
- Volvo Penta AQ260A, AQ260B
- Volvo Penta AQ311A, AQ311B
- Volvo Penta AQAD40B, AQAD40A
- Volvo Penta AQD21A, AQD21B
- Volvo Penta MD21B, MD21A
- Volvo Penta MS3B, MS3C
- Volvo Penta TAMD40A, TAMD40B
- Volvo Penta AD30A
- Volvo Penta AD40B
- Volvo Penta AQ120B
- Volvo Penta AQ140A
- Volvo Penta AQ165A
- Volvo Penta AQ175A
- Volvo Penta AQ190A
- Volvo Penta AQ205A
- Volvo Penta AQ211A
- Volvo Penta AQ240A
- Volvo Penta AQ290A
- Volvo Penta AQAD30A
- Volvo Penta AQD40A
- Volvo Penta B20
- Volvo Penta BB140A
- Volvo Penta BB145A
- Volvo Penta BB165A
- Volvo Penta BB231A
- Volvo Penta BB261A
- Volvo Penta MD30A
- Volvo Penta MD40A
- Volvo Penta MS4A
- Volvo Penta TAMD30A
- Volvo Penta TMD30A
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
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