Description
️ 950470 Oil Seal – 40×55×7 mm – Genuine Rotax Gearbox Seal
Ensure your propeller gearbox remains oil-tight with this authentic Rotax 950470 oil seal, precisely engineered for the gearbox face on 912/912S/914 engines.
✅ Key Features
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OEM Factory Spec: Genuine Rotax part 950470, also referenced as F950470, guaranteeing exact fit and performance
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Rotax-Specific Dimensions: 40 mm inner diameter × 55 mm outer diameter × 7 mm thickness—designed for direct gearbox face installation
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Premium FPM Material: Fluoroelastomer compound resists gearbox oil, heat, and aging—ensures long-term sealing under dynamic conditions
Technical Details
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Part Number: 950470
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Dimensions: 40×55×7 mm
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Fits: Left-side propeller gearbox face on Rotax 912, 912S, 912ULS, 912iS, 914, and compatible with recent 915/916 series gearboxes
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Location: Installed as item 17 in Rotax IPC Figure 72‑10‑00‑1, sealing the gearbox external interface
️ When to Replace
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Mandatory following gearbox removal or propeller gearbox rebuild
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A key requirement in Rotax’s recent SB‑912‑078 service bulletin, which mandates replacing this seal with part 950200 and bearing 232246 during propeller gearbox reinstallation
What’s Included
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1× Genuine Rotax 950470 oil seal (40×55×7 mm)












