| Customization: | Available |
|---|---|
| Contact Angle: | 15° |
| Aligning: | Aligning Bearing |
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Precision Engineered for Extreme Performance
Established in 1928, NACHI-Fujikoshi Corp. stands as one of Japan's "Big Four" bearing manufacturers and a global innovator in motion control technology. With nearly a century of expertise in materials science and mechanical engineering, NACHI integrates patented metallurgy, precision grinding, and smart lubrication technologies to deliver bearings that excel in ultra-high-speed, heavy-load, and harsh environments. Certified to ISO 9001/14001, NACHI operates R&D centers and production facilities across Japan, the Americas, Europe, and Asia, serving 150+ countries with 48-hour OEM technical support 179.
Core Technologies & Advantages:
Advanced Materials:
Z-Steel: Standard material for 70/79 series, extending fatigue life by 50% 38.
SHX Alloy: Used in Robust/X-type bearings, enabling 100,000+ rpm and 200% longer lifespan under thermal stress 38.
Ultra-High-Speed Capability:
SpinShot Technology: Oil-air lubrication supports 40,000 rpm (NT#40 grade), reducing noise by 3-5 dB and gas consumption by 50% 38.
Eco-Efficient Design:
Wide-Seal Systems: Increase grease life by 1.7× vs. open bearings, reducing maintenance frequency 38.
Hybrid Ceramic Options: Si3N4 balls cut energy loss by 15-30% (ISO 14001 certified) 7.
Precision Engineering:
JIS P4/P2 Tolerance: Sub-micron accuracy for robotics and aerospace applications 69.
Global Applications:
Machine Tool Spindles, EV Motors, Industrial Robotics, Aerospace Landing Gear, Steel Rolling Mills, and Medical Equipment 179.
Comprehensive Solutions for Industrial Demands
| Category | Type | Key Series | Technical Highlights | Primary Applications |
|---|---|---|---|---|
| Precision Ball Bearings | Deep Groove Ball | 60/62/63 Series | Low noise, high-speed (21,000 rpm oil-lubricated) | Motors, Pumps, Home Appliances 4 |
| Angular Contact Ball | 70/79 Standard | Z-Steel, sealed variants (1.5× grease life) | General Machinery 38 | |
| Ultra-High Speed | Robust Series (X-type) | HA/BTR/BAR | SHX alloy, 40°-30° contact angles, ≤40,000 rpm | CNC Spindles, Grinding Machines 38 |
| Robust SpinShot | - | Oil-air lubrication, 40,000 rpm | High-Speed Machining Centers 38 | |
| BGR Series | - | For shafts <30mm, P4 precision | Micro-Motors, Dental Drills 38 | |
| Heavy-Duty Roller | Cylindrical Roller | NU/NJ/NUP Series | High radial load (e.g., NJ216: Cr=106 kN) | Machine Tools, Electric Motors 4 |
| Tapered Roller | LM/LME/EL Series | Combined radial/axial load capacity | Gearboxes, Wheel Hubs 4 | |
| Multi-Row Tapered Roller | - | 4-row design, pre-adjusted clearance | Rolling Mills, Truck Axles 10 | |
| Special Environments | Sealed-for-Life | NSL/NSE Series | H1-certified, contact seals | Food Processing, Chemical Plants 26 |
| Hub Unit Bearings | Gen3 Automotive | Integrated ABS sensors | Passenger Vehicles 9 |
Specialized Solutions:
Aircraft Bearings: Stainless steel units for landing gear 9.
Linear Motion Systems: Cross roller guides for robotics 1.
Thrust Bearings: TAC-F series (50° contact angle) for high-rigidity cutting
We are a long-term distributor of world-renowned bearing brands including TIMKEN, NSK, NTN , and many more. Our main product categories cover industrial bearings, automotive bearings, and customized bearing solutions for diverse applications.
Over 30 Global Brands
300,000+ Bearing Models Available
67 Million Sets in Stock
Real-Time Price & Stock Inquiry
We collaborate with over 100 bearing manufacturers and distributors across China, sharing up-to-date inventory information to ensure fast delivery and competitive pricing.
Whether you are sourcing standard bearings or hard-to-find models, we provide accurate, fast, and reliable support.
Contact us now for quick bearing price lookup and professional service.
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