Product Specifications
| Parameter |
Details |
| Model NO. |
30BD4718DU |
| Rows Number |
Double |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Product Name |
Automobile Air Conditioning Compressor Bearing |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Feature |
Long Life, High Speed, Low Noise |
| Specification |
30×47×18.0 mm |
| Trademark |
NSK |
| Origin |
China |
| HS Code |
8482109000 |
Application Industries
| Industry |
Typical Equipment |
| Automotive Manufacturing |
Isuzu and Mazda Vehicle Air Conditioning Systems |
| Automotive Aftermarket |
AC Compressor Repair and Replacement |
Eliminate AC Compressor Failures with NSK 30BD4718DU Bearing for Isuzu & Mazda
Automotive AC compressor bearings often fail prematurely due to substandard materials, leading to costly downtime and repair bills. Many suppliers offer unclear origin products that lack noise control and durability, leaving mechanics and fleet managers struggling with frequent replacements. Sourcing genuine, low-noise bearings for specific models like Isuzu and Mazda can be time-consuming, especially when dealing with minimum order requirements that don’t fit repair needs.
Genuine NSK 30BD4718DU Bearings in Stock for Immediate Shipment
Our Isuzu Mazda AC compressor bearing 30BD4718DU solves these challenges by providing 100% genuine NSK components with proven low noise and long life performance. With rich stock availability, we support orders from 1 piece upwards—perfect for emergency repairs or small-batch maintenance. As a professional bearing supplier with decades of export experience, we ensure every unit meets NSK’s strict quality standards, directly addressing the common pain points of unreliable aftermarket parts.
Optimized Performance for Automotive AC Compressor Environments
This 30x47x18 mm radial bearing is specifically engineered for the demanding conditions of automotive air conditioning compressors. Operating under continuous high-speed rotation and temperature fluctuations, it delivers stable performance with Z2/Z3/Z4 noise grade capabilities—critical for passenger comfort. The double-row design handles radial loads efficiently, while precision manufacturing (available from P0 to P4 grades) ensures proper fit in Isuzu and Mazda compressors, reducing vibration and extending service life.
Technical Features That Ensure Reliable Operation
The NSK 30BD4718DU bearing’s performance is defined by key technical attributes: its bearing steel construction provides exceptional hardness and wear resistance, essential for withstanding the 8,000-12,000 r/min operating speeds typical in AC compressors. The precision rating options (from P0 to P2) allow customization based on application needs—higher precision grades (P4/P2) minimize runout, while standard grades (P0/P6) offer cost-effective reliability. Grease lubrication ensures maintenance-free operation within the compressor’s sealed environment, eliminating the need for frequent re-lubrication and reducing service intervals.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing genuine NSK low noise AC bearings over counterfeit alternatives delivers significant long-term savings. Counterfeit bearings often fail within 3-6 months, requiring repeated labor costs for compressor disassembly and replacement. In contrast, our 30BD4718DU bearing’s long-life design extends service intervals to 24+ months under normal conditions, lowering maintenance frequency. Every unit meets ISO 9001:2015 quality standards, ensuring compatibility with original equipment specifications—avoiding the hidden costs of premature system damage caused by ill-fitting or substandard components.
Our Commitment to Reliable Supply and Support
As an ISO 9001:2015 and ISO 14001 certified supplier, we maintain strict quality control throughout our supply chain. Our in-house laboratory conducts dimensional and noise testing on every batch, ensuring compliance with NSK’s original specifications. With 18 years of experience serving global automotive clients, we offer free technical guidance on bearing selection and installation—helping you confirm compatibility with specific Isuzu and Mazda models. Our one-stop service integrates OEM/ODM capabilities with genuine brand supply, supported by a 12-month warranty on all products.
Packaging & Shipping
- Original NSK packaging with anti-counterfeit labels and product certification
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Flexible shipping options: DHL, FedEx, UPS, air freight, or sea freight
- Real-time logistics tracking provided for all shipments
- 1 piece MOQ for standard bearings, supporting emergency repair needs
Secure Your AC Compressor Bearings Today
Don’t let bearing failures disrupt your operations. Whether you’re a repair shop handling Isuzu/Mazda vehicles or a distributor needing reliable stock, our NSK 30BD4718DU bearings are ready to ship. Early order placement ensures minimal downtime—send your inquiry now to receive a quote within 24 hours.
Frequently Asked Questions
Q: Are these genuine NSK bearings?
A: Yes, we supply 100% genuine NSK bearings with complete traceability documentation. Each unit comes in original packaging with anti-counterfeit verification.
Q: How do I confirm this bearing fits my Isuzu/Mazda AC compressor?
A: Provide your vehicle model or compressor part number, and our technical team will verify compatibility with the 30BD4718DU specification (30×47×18 mm).
Q: What is the warranty period?
A: All NSK bearings come with a 12-month warranty from the date of delivery, covering manufacturing defects.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece of standard bearings, ideal for emergency repairs or small-scale maintenance.
Q: How quickly can you ship?
A: In-stock items ship within 3-5 working days via your preferred logistics method (DHL, FedEx, etc.).
Q: How can I verify the bearing’s authenticity?
A: Check the NSK laser-etched marking on the inner ring and scan the anti-counterfeit label on the packaging. We also provide a certificate of authenticity with each order.
Ready to order or need a quote?
Send your bearing designation, vehicle model, and quantity — we’ll respond within 24 hours.
