Product Specifications
| Parameter |
Details |
| Model NO. |
NJ307, NJ307M, NJ307EM, NJ307ECM |
| Bore Diameter (d) |
35 mm |
| Outside Diameter (D) |
80 mm |
| Width (B) |
21 mm |
| Material |
Bearing Steel, Chrome Steel, Ceramic, Nylon |
| Load Direction |
Radial Bearing |
| Separated |
Separated |
| Product Name |
Cylindrical Roller Bearing |
| Cage |
Iron Cage, Brass Cage, Nylon Cage |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Seals Type |
Open |
| Standard |
DIN, GB, ISO, JIS |
| Delivery Time |
3-10 Days Depends on Quantity Needed |
| Package Size |
9cm×9cm×3cm |
| Package Gross Weight |
0.6 Kg |
| Transport Package |
Carton, Pallet |
| HS Code |
8482500090 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Reducers, Gearboxes, Conveyors |
| Mining |
Crushers, Screens, Mining Trucks |
| Machine Tools |
CNC Lathes, Milling Machines, Spindles |
| Steel |
Rolling Mills, Continuous Casters, Overhead Cranes |
| Industrial Manufacturing |
Electric Motors, Pumps, Compressors |
Stop Reducer Downtime with Precision SKF NJ307 Cylindrical Roller Bearings
Reducer failures often trace back to substandard bearings—premature wear, misalignment issues, and inconsistent precision that halt production lines and inflate maintenance costs. Sourcing genuine bearings from reliable suppliers remains a challenge, with many distributors offering limited brand options or long lead times that leave maintenance teams waiting for critical parts.
Genuine SKF NJ307 Bearings: In Stock and Ready for Immediate Shipment
As an official SKF authorized distributor, we provide the high quality SKF NJ307 cylindrical roller bearing with P0-P2 precision, specifically engineered for reducer applications. Our large centralized inventory ensures these bearings are available for fast delivery, eliminating the delays that cost your operation valuable uptime. Whether you need a single unit for emergency repair or bulk quantities for scheduled maintenance, our one-stop procurement process simplifies ordering without compromising on authenticity.
Engineered for High-Demand Reducer Environments
The SKF NJ307 cylindrical roller bearing excels in the radial load conditions typical of reducers, where consistent performance under heavy stress is non-negotiable. Its separated design allows for easy mounting and dismounting, a critical feature during maintenance shutdowns, while the open seal type accommodates various lubrication requirements. Whether operating in dusty construction sites or temperature-fluctuating industrial settings, this bearing maintains precision across P0 to P2 classes, ensuring your reducer runs smoothly even under demanding conditions.
Technical Details That Maximize Reducer Performance
Three key specifications define the NJ307’s reliability: precision rating, cage material, and dimensional stability. The P0-P2 precision range allows you to match bearing accuracy to your reducer’s requirements—P2 for high-speed, low-vibration applications, and P0 for cost-effective general use. The choice of iron, brass, or nylon cages lets you optimize for factors like temperature resistance (brass for high heat) or reduced friction (nylon for quieter operation). With a standard 35×80×21 mm dimension, this bearing fits seamlessly into most reducer models, ensuring compatibility without modification.
Why Genuine SKF Bearings Lower Total Cost of Ownership
Counterfeit cylindrical roller bearings may offer lower upfront prices, but they often fail prematurely, leading to unplanned downtime, costly repairs, and potential damage to adjacent reducer components. Genuine SKF NJ307 bearings, backed by ISO 9001 quality standards, deliver predictable service life and consistent performance, reducing long-term maintenance costs. Our cross-brand technical team can verify bearing authenticity, ensuring you avoid the hidden expenses of substandard parts—because a bearing that fails early costs far more than its purchase price.
Your Trusted Partner for Industrial Bearing Solutions
With dual-brand authorization for SKF and Timken, we serve 1,200+ clients across 55+ countries, including large equipment manufacturers and mining EPC teams. Our unified ISO 9001 quality inspection system ensures every bearing meets strict standards before shipment, while our cross-brand technical team provides expert support for选型 and application. We offer mixed ordering and centralized delivery, simplifying procurement for multi-brand projects, and maintain large inventories to support urgent maintenance needs—because we understand that every hour of downtime impacts your bottom line.
Packaging & Shipping
- Original SKF packaging with product authentication labels
- Protective carton packaging with pallet options for bulk orders
- Delivery time: 3-10 days depending on quantity and destination
- Global logistics support via DHL, FedEx, UPS, air, or sea freight
- Real-time shipment tracking provided for all orders
- Minimum order quantity: 1 unit, ideal for emergency repairs
Get Your SKF NJ307 Bearing Shipped Today
Don’t let reducer downtime slow your operation. Send us your bearing model (NJ307, NJ307M, NJ307EM, or NJ307ECM), application details, and quantity, and we’ll provide a quote within 24 hours. With our large inventory, your order ships immediately—so you can get back to full production faster.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing is sourced directly from SKF and comes with complete authenticity documentation.
Q: How do I confirm the NJ307 is compatible with my reducer?
A: Provide your reducer model or technical specifications, and our cross-brand technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: All SKF bearings come with the manufacturer’s warranty, covering manufacturing defects. We handle warranty claims directly with SKF for efficient resolution.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, supporting both emergency repairs and small-scale maintenance needs.
Q: How quickly can you ship?
A: In-stock NJ307 bearings ship within 3-5 business days. For bulk orders, delivery time is 7-10 days depending on quantity.
Q: How can I verify the bearing’s authenticity?
A: Each bearing includes SKF’s original packaging with holographic labels and QR codes for verification on SKF’s official website. We also provide a certificate of authenticity with every order.
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