421-33-11480 oil seal for excavators; hydraulic shaft seal; durable OEM-fit rubber ring.
Precisely matches OEM specification 421-33-11480
Made from high-performance rubber resistant to oil, heat, and abrasion
Prevents hydraulic oil leakage and external dust intrusion
Compatible with multiple excavator hydraulic components
Reliable for high-pressure and high-speed rotation systems
The YNF16332 Oil Seal, matching OEM part number 421-33-11480, is engineered to deliver sealing performance for hydraulic applications in construction machinery. It is typically used in rotary shafts, hydraulic cylinders, or pump components to retain lubricants and block contaminants. Constructed with premium-grade rubber and advanced molding technology, this seal offers exceptional wear resistance and elasticity even under fluctuating temperature and pressure. It is widely used by OEM part distributors, repair workshops, and equipment resellers as a standard replacement solution. Keep your machine leak-free and operating smoothly with YNF’s dependable sealing solution.
| Parameter | Details |
|---|---|
| Part Number | 421-33-11480 |
| YNF Part Number | YNF16332 |
| Part Category | Oil Seal / Hydraulic Seal |
| Material | NBR / FKM / PU Composite Rubber |
| Application | Hydraulic shaft, cylinder, pump |
| Installation Area | Seal housing or rotating shaft |
| Country of Origin | China |
| Brand | YNF |
| MOQ | 10 Pieces |
| Shipping Method | Sea, Air, Express |
| Payment Method | T/T, PayPal, Western Union |
| Temperature Range | -35°C to +120°C |
| Pressure Resistance | Up to 35 MPa |
| Application Area | Description |
|---|---|
| Hydraulic Cylinder Assembly | Sealing rotating or reciprocating shafts |
| Gear Pump Systems | Prevents oil leakage and bearing contamination |
| Construction Equipment Repair | Common stock item for field maintenance |
| B2B OEM Parts Resupply | For hydraulic maintenance kits & refits |
Related Products:
07000-13030 Excavator Dust Seal
Hydraulic Cylinder Seal Kit for PC200
Rotary Shaft Seal for Komatsu 6D114
FAQs:
Q: Is this seal suitable for high-pressure hydraulic use?
A: Yes, it’s designed to withstand up to 35MPa in dynamic sealing environments.
Q: Can I use it in both oil and grease systems?
A: Yes, it’s compatible with most lubricants used in excavators.
Q: Do you offer OEM packaging for bulk orders?
A: Yes, we support custom labeling and packaging for resellers.
The 421-33-11480 oil seal is a cost-effective, high-reliability solution trusted by hydraulic technicians and excavator repair centers. Whether you’re a bulk purchaser or need ready stock for daily use, YNF Machinery delivers consistent sealing performance with quality assurance. Submit your inquiry today to secure pricing and lead time.
Part number: 4345905 Model: EX30-2 EX40UR-2C EX55UR Product name: Piston Pump Seal Kit Code: YNF13923 Product photos: CONTACT US
