Heavy Duty Wheel Hub Oil Seal
This heavy-duty wheel hub seal is a spring-energized, dual-lip radial shaft seal made from NBR or FKM rubber, designed to retain grease and exclude water, dust, and abrasives from wheel bearings in trucks, trailers, agricultural, and construction equipment operating under high load, high temperature, or harsh environmental conditions.
Strong Seal
Dual-lip design retains grease and blocks water, dust, and abrasives.
Constant Pressure
Stainless steel spring ensures reliable contact under load and misalignment.
Wear Resistant
High-abrasion NBR compound performs in sandy or muddy conditions.
Precision Fit
Molded to ±0.05 mm tolerance for secure press-fit, preventing seal movement.
Heat Resistant
NBR works from −30℃ to +120℃; FKM option up to +200℃ for high-temperature environments.
Applications
Heavy-duty truck & trailer wheel hubs (steer/drive/axle)
Agricultural tractors, harvesters, and sprayers
Construction equipment: excavators, loaders, backhoes
Mining and forestry machinery operating in dusty/wet environments
Why Choose Us?
100% Leakage Tested
Every seal undergoes air-pressure leak testing and visual inspection for flash/burrs-zero-defect policy for critical rotating components.
Custom Development
Reverse-engineer from sample or drawing. Support non-standard sizes (metric/imperial), lip angles, or material specs. Sampling in ≤3 days.
ISO 9001 Certified Production
Full traceability from raw rubber to finished seal. All compounds tested for tensile strength, oil resistance, and compression set.
Procurement Services
Packaging
Standard: Polybag + export carton (50–200 pcs)
Bulk: Palletized with moisture barrier for automated lines
Custom labeling (part number, batch, material, date)
Logistics
FOB Tianjin or EXW factory
Air (DHL/FedEx) or ocean freight (LCL/FCL)
Lead time: 10–15 days (standard), 20 days (custom)
Payment
T/T: 30% deposit, 70% before shipment
L/C at sight accepted for orders >$10,000
Sample cost refundable on first bulk order
FAQ
What's the difference between your heavy-duty seal and standard automotive seals?
Our seals use thicker rubber cross-sections, reinforced lips, and higher spring loads to withstand axle deflection, mud packing, and continuous high temperatures-unlike passenger-car seals.
Can you cross-reference a competitor part number (e.g., SKF 12345)?
Yes. Provide the OEM or aftermarket number-we'll match dimensions, material, and performance within 24 hours.
Do you supply seals compatible with both grease and oil-lubricated hubs?
Yes. Specify your lubrication type-we adjust rubber compound hardness and lip geometry accordingly.
How do you prevent lip damage during press-fit installation?
We offer lead-in chamfers and optional PTFE-coated lips to reduce insertion force. Share your press speed/load for optimized design.
Are FKM seals worth the extra cost for agricultural use?
Only if exposed to fertilizers, pesticides, or sustained >120°C. For most farm applications, NBR offers better cost-performance balance.
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