Shaft Oil Seal Description
The YNF16807 shaft oil seal, part number 124-9913, is built for sealing rotating and reciprocating shafts in excavator hydraulic systems. With a size of 60-80-7-5.5, it fits snugly into its housing, preventing oil leakage and ingress of dirt. Its skeleton-style structure reinforces the seal under demanding pressure and temperature conditions. Whether for OEM replacement or routine repair inventory, this seal is trusted by hydraulic technicians and spare parts resellers alike.
Shaft Oil Seal Technical Sheet
| Item |
Details |
| YNF Code |
YNF16807 |
| OEM Part Number |
124-9913 |
| Product Name |
Shaft Oil Seal (Skeleton Seal) |
| Size |
60×80×7×5.5 mm |
| Material |
NBR / FKM / Viton (optional) |
| Type |
TC-type double lip with spring |
| Structure |
Rubber coated + metal skeleton |
| Application |
Excavator hydraulic shaft |
| Compatibility |
CAT, Komatsu, Volvo, Doosan etc. |
| MOQ |
50 pcs |
| Origin |
China |
| Packaging |
Individual sealed bag + carton |
| Shipping Options |
Express, Air, Sea freight |
| Payment Methods |
T/T, Western Union, L/C |
Shaft Seal Applications
| Application Component |
Use Case |
| Excavator Swing Motor |
Shaft sealing under rotation |
| Final Drive Assembly |
Preventing gear oil leakage |
| Hydraulic Pump |
Sealing shaft to prevent fluid loss |
| Hydraulic Cylinder Rod |
Double lip sealing, dust and oil |
| Gearbox and Reducer |
Protecting internal mechanisms from oil loss |
Skeleton Oil Seal 124-9913 Detail Display
Related Knowledge:
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Skeleton oil seals are vital for shaft sealing under high pressure and RPM.
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A common choice for hydraulic pumps, motors, and reducers in excavators.
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Correct seal dimensions and lip design (like TC type) ensure longer operation.
Related Products:
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60-80-10 shaft oil seal
-
Dust seal rings for excavator cylinders
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CAT excavator hydraulic repair kits
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Oil seal 8Y-4324 for swing motor
FAQs:
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Q: What’s the difference between 7mm and 10mm thickness?
A: Thicker seals (e.g. 10mm) may tolerate higher wear or accommodate deeper housings.
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Q: Can I request FKM (Viton) material instead of NBR?
A: Yes, FKM version is available for high-temp environments upon request.
