423350 Lock Washer | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta lock washer from the Engine group, weighing 0.011 kg and listed for 42 applications across the TD, TWD, TID, D and TAD series engines. It supersedes part number 875840, which was catalogued earlier as a gasket kit.

🚤 Compatibility

• Engine Family: TD, TWD, TID, D, TAD

Full model list at the end of this description.

⚙️ Key Features

• 0.011 kg
• Supersedes 875840
• 42 applications across five engine series
• 6 used per assembly

🔌 Function

Locks a fastener against loosening by biting into the joint faces or by a bent tab.

⚠️ Common Signs of Failure

• Fastener found loose or backed off
• Tabs or teeth flattened, cracked or already bent once
• Bearing face scored or with debris embedded
• Joint that will not stay tight in service

🛠️ Service Notes

• Lock washers are single use, so fit a new one whenever the fastener is disturbed
• The superseded number 875840 was listed as a gasket kit, so an old reference to it will not read like a washer

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 423350 → Supersedes 875840

OEM / Related Numbers

• 875840 earlier number superseded by this part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 TID121KG, TID121KGP, TID121KP, TID121KPB, TID121L, TID121LG, TID121LGP, TID121LP, TID121LPB, TID121FG, TID121K, TID121K-87
• Volvo Penta TD120C, TD120A, TD120G, TD120GG PP, TD120HP, TD120HPP, TD120GG
• Volvo Penta TD121G-87, TD121GGP-87, TD121G, TD121GG, TD121GGP, TD121GP, TD121GPB
• Volvo Penta TWD1210G, TWD1210P, TWD1210V
• Volvo Penta TWD1211V, TWD1211P, TWD1211G
• Volvo Penta TAD1230G, TAD1230V
• Volvo Penta TWD1230ME, TWD1230VE
• Volvo Penta D120A
• Volvo Penta TAD1231GE
• Volvo Penta TAD1232GE
• Volvo Penta TD1210G
• Volvo Penta TID120HPP
• Volvo Penta TWD1231VE