38x51x8.5mm High Pressure Power Steering Oil Seal NBR | Hydraulic Rack Shaft Seal
Model / SKU: PS-385185-NBR
38×51×8.5 mm high pressure NBR oil seal for automotive power steering rack hydraulic systems. Black rubber, ready in stock, bulk discounts for auto spare parts wholesalers and repair shops. Submit RFQ for wholesale pricing.
Tags: 38x51x8.5 power steering oil seal, high pressure power steering rack seal, NBR power steering oil seal, automotive hydraulic steering shaft seal, SCJY power steering oil seal
Product photos
Technical summary
Product specifications. Refer to the approved drawing for dimensional tolerances and installation requirements.
| Spec | Value |
|---|---|
| Size (mm) | 38x51x8.5 |
| Material | NBR |
| Color | Black |
| Type | High-pressure SCJY power steering rotary shaft oil seal, anti-extrusion reinforced structure |
| Size | 38×51×8.5 mm |
Pricing: request a quote (B2B / wholesale).
MOQ / commerce notes: In stock: ships in 1 to 2 days | Not in stock but still in current production: 10 to 15 days | Not in stock and not in production: 25 to 30 days
Product details
This high-pressure NBR oil seal sized 38×51×8.5 mm is engineered for automotive hydraulic power steering rack and pump assemblies. It uses reinforced anti-extrusion structure to withstand power steering hydraulic pressure, retain power steering fluid and prevent dust and contaminants entering the steering gear.
VKEFOT manufactures oil seals, O-rings and custom rubber seals in Xingtai and exports to Europe, North America, Middle East and Southeast Asia.
Features & Benefits
- Reinforced anti-extrusion structure, stable sealing under high hydraulic pressure for power steering
- NBR rubber compound with excellent compatibility with mineral-based power steering fluid
- Black rubber outer shell, good wear resistance under continuous rotary shaft motion
- Built-in garter spring keeps consistent lip contact pressure to stop hydraulic fluid leakage
- Ready stock, perfect for auto repair shops, spare parts wholesalers and MRO replacement
Material & Specs
Sealing Lip & Body: NBR (Nitrile Butadiene Rubber), built-in stainless steel garter spring.
- Compatible media：mineral power steering fluid, petroleum-based hydraulic oils.
Not recommended for synthetic ester or phosphate ester hydraulic fluids.
Packaging & Delivery
Neutral PE bag + export carton; quantity per carton adjustable.
Bulk orders enjoy volume discount.
Samples are available for quality inspection; sample freight cost confirmed via RFQ.
Payment terms, inspection certificates and warranty available upon quotation.
Submit RFQ with dimension, quantity and destination country to get best bulk price.
FAQ
What is 38x51x8.5mm high pressure power steering oil seal used for?
This 38×51×8.5 mm NBR high pressure oil seal fits automotive hydraulic power steering rack or pump rotary shafts. Its reinforced anti-extrusion structure retains power steering fluid and blocks contaminants under hydraulic working pressure.
What pressure can this 38x51x8.5 power steering oil seal handle?
This SCJY style power steering oil seal is specially built for the typical working hydraulic pressure of automotive power steering systems. Please send your maximum working pressure in RFQ for suitability verification.
What temperature range can NBR 38x51x8.5 power steering oil seal withstand?
If your steering system runs at higher temperature, we provide FKM compound upgrade. Confirm working temperature in your RFQ.
Is NBR 38x51x8.5 oil seal compatible with mineral power steering fluid?
Yes, NBR material works well with mineral-based power steering fluid. It cannot be used with phosphate ester or synthetic ester hydraulic fluids which will swell and damage the rubber.
Do you stock 38x51x8.5 high pressure power steering oil seal? Can I get bulk discount?
38x51x8.5 NBR high pressure power steering oil seal is kept in stock. Volume discount available for bulk orders.
What details should I send for RFQ of 38x51x8.5 power steering oil seal?
Please provide seal dimension 38×51×8.5, working hydraulic pressure, fluid type, order quantity and destination country to get accurate quotation.
Can you custom print logo and provide FKM version of this 38x51x8.5 power steering oil seal?
Custom logo marking, export packaging and FKM high-temperature upgrade are available.
Can I get samples of 38x51x8.5 power steering oil seal for quality test?
Samples are available for quality evaluation. Sample cost and freight charge will be confirmed once receiving your RFQ.
What causes power steering fluid leak after replacing 38x51x8.5 oil seal?
Common leak causes: scratched shaft surface, damaged lip during installation, dry assembly, incompatible hydraulic fluid or worn housing bore. Not all fluid leakage comes from seal defect.