• 966834 Hollow Screw | Genuine Volvo Penta Part
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966834 Hollow Screw | Genuine Volvo Penta Part

966834 Hollow Screw | Genuine Volvo Penta Part

$31.37 AUD
$31.37 AUD
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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 hollow screw weighing 0.007 kg and listed for 59 applications across the TD, TWD, TMD, TID, TAMD and TAD series. It supersedes part number 74034.

🚤 Compatibility

  • Engine Family: TD, TWD, TMD, TID, TAMD, TAD

Full model list at the end of this description.

⚙️ Key Features

  • 0.007 kg
  • Listed for 59 applications across six engine series
  • Supersedes 74034
  • Drilled through to carry flow while clamping the union
  • L=24mm (Volvo assembly listing)
  • Quantity varies by assembly, most commonly one
  • Also supersedes Volvo part numbers 421206, 422588 and 423337

🔌 Function

Clamps a banjo union to its port while its drilled centre carries the fluid through the joint.

⚠️ Common Signs of Failure

  • Union weeping after the system comes up to pressure
  • Sealing washers flattened, hardened or reused
  • Through-drilling silted, coked or blocked
  • Thread picked up or the screw found loose

🛠️ Service Notes

  • Hollow screw 966821 is the M24 listing here, so match the thread to the port rather than ordering on the name alone
  • Renew both sealing washers and check the drilling is clear before refitting

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 966834 → Supersedes 74034 → Supersedes 240325

OEM / Related Numbers

  • 74034 earlier number superseded by this part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 TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B, TAMD122P-C
  • Volvo Penta TAMD162C-C, TAMD162A, TAMD162B, TAMD162C, TAMD162C-B
  • Volvo Penta TD121G-87, TD121GP, TD121GPB, TD121CHC, TD121CRC
  • Volvo Penta TID162AG, TID162AGP, TID162AP, TID162APB
  • Volvo Penta TWD1210G, TWD1210P, TWD1210PB, TWD1210V
  • Volvo Penta TAMD165A, TAMD165C, TAMD165P
  • Volvo Penta TWD1211V, TWD1211P, TWD1211G
  • Volvo Penta TAD120BHC, TAD120CHC
  • Volvo Penta TAD1230G, TAD1230V
  • Volvo Penta TAD1630G, TAD1630GE
  • Volvo Penta TAD1631GE, TAD1631G
  • Volvo Penta TAMD163A-A, TAMD163P-A
  • Volvo Penta TD120BHC, TD120BRC
  • Volvo Penta TWD1230ME, TWD1230VE
  • Volvo Penta TWD1630G, TWD1630V
  • Volvo Penta TAD1170-72VE
  • Volvo Penta TAD121CHC
  • Volvo Penta TAD1231GE
  • Volvo Penta TAD1232GE
  • Volvo Penta TAMD120B
  • Volvo Penta TAMD121D
  • Volvo Penta TD1210G
  • Volvo Penta TD164KAE
  • Volvo Penta TMD120B
  • Volvo Penta TMD121C
  • Volvo Penta TMD122A
  • Volvo Penta TWD1231VE
  • Volvo Penta TWD1620G

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

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?

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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