Koyo N312em N313em N314em Cylindrical Roller Bearing

Product Specifications

Application Suitability

Need Reliable Koyo N312em Series Cylindrical Roller Bearings? Here’s What You Should Check

Searching for cylindrical roller bearings often means wading through incompatible dimensions or questionable quality that leads to premature wear. Many buyers struggle with finding the right clearance or precision grade for their equipment, only to face costly downtime when parts fail. Sourcing from multiple suppliers for different brands only adds complexity to your procurement process.

Designed for Consistent Performance in Demanding Conditions

The Koyo N312em, N313em, and N314em cylindrical roller bearings address these challenges with ISO 9001-certified manufacturing and strict quality control. Available in precision grades from P0 to P2 and clearances C0, C3, or C4, these double-row radial bearings fit applications like hydraulic systems and conveyor drives where reliable load handling is critical. Our extensive inventory ensures you get the right bearing without long lead times, whether you need standard specifications or custom OEM/ODM solutions.

Optimal Performance in Radial Load Applications

These cylindrical roller bearings excel in high-radial-load environments with their double-row design and 60° contact angle. The unseparated construction provides stability in rotating machinery, while the choice of steel or brass cages allows adaptation to different operating speeds and temperatures. Whether used in steel mills or automated production lines, the 95x170x32 mm规格 (for model 2212) delivers consistent performance under heavy loads.

Key Engineering Features That Impact Reliability

Bearing steel construction ensures high surface hardness and wear resistance, critical for extending service life in industrial applications. The precision rating options (from P0 to P2) allow you to match bearing accuracy to your equipment’s requirements—P2 grade for high-precision machinery or P0 for general industrial use. Clearance selection (C0, C3, C4) directly affects thermal expansion accommodation; C3 and C4 clearances are ideal for applications with temperature variations, preventing seizure during operation. The double-row design increases radial load capacity by up to 40% compared to single-row alternatives, making these bearings suitable for heavy-duty gearboxes and presses.

Why Choosing the Right Bearing Reduces Total Cost

Selecting a substandard cylindrical roller bearing may save upfront costs, but frequent replacements and unplanned downtime quickly erase those savings. Properly matched precision grades and clearances minimize vibration and noise, reducing stress on adjacent components. ISO 281 life calculations show that bearings with adequate load ratings and material quality can operate up to 50% longer, lowering maintenance frequency. By choosing bearings that meet your exact specifications, you avoid the hidden costs of premature failure and equipment damage.

Quality You Can Trust in Every Shipment

Packaging & Shipping

• Standard packaging: Carton boxes with palletized options for bulk orders
• Lead time: 10-15 days from order confirmation
• Shipping methods: Express courier, air freight, or sea freight based on urgency and destination
• Minimum order quantity: Flexible to support both small-scale repairs and large production runs

Get a Quote for Your Koyo N312em Series Bearing Needs

Whether you need the N312em, N313em, N314em, or a specific model like 2212, 1212, or 1212TNI, provide your required dimensions, quantity, and delivery location, and we’ll deliver a competitive quote. Our team can also assist with cross-referencing other brands to ensure compatibility with your equipment. The sooner you confirm your requirements, the faster we can arrange shipping.

Frequently Asked Questions