Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33 for Low Noise CNC Machine Tools

Product Specifications

Application Suitability

Low Noise Double Row Cylindrical Roller Bearing NN3012-K-TN-Sp W33 for CNC Machine Tools: Solving Vibration and Precision Issues

CNC machine operators know the frustration of bearing-related vibrations that compromise machining accuracy or noisy operation disrupting workshop environments. Sourcing the exact double row cylindrical roller bearing with specific clearance and cage configurations often means navigating multiple suppliers with inconsistent inventory.

Engineered for CNC Machine Tool Reliability

This Double Row Cylindrical Roller Bearing addresses critical CNC machine tool requirements with its separated design and precision manufacturing. Our extensive inventory network ensures access to hard-to-find configurations like the NN3012-K-TN-Sp W33, supporting machine shops in minimizing downtime during unexpected failures. The bearing's low noise characteristics make it ideal for high-precision machining centers where operational sound levels matter.

Optimal Performance in CNC Spindle Applications

Designed for radial load handling in high-speed rotating components, this bearing excels in CNC machine tool spindles operating at variable speeds. Its non-aligning design requires precise mounting alignment, making it suitable for rigid machine structures where misalignment is minimal. The Z1V1 to Z3V3 vibration classes allow selection based on the required precision level, from general machining to tight-tolerance production.

Key Engineering Features Explained

The bearing's 60-64 HRC hardness range ensures excellent wear resistance under continuous operation, a critical factor for CNC spindles that often run extended production cycles. Available clearance options (C0 to C5) allow customization based on thermal expansion considerations—tighter clearances for precision applications or looser settings for high-temperature environments. The brass or steel cage options provide flexibility: brass cages offer better heat dissipation for high-speed applications, while steel cages provide enhanced durability in heavy-load scenarios.

Total Cost Impact of Precision Bearings

Choosing the right double row cylindrical roller bearing directly affects production costs. A bearing with improper clearance can lead to premature failure, resulting in unplanned downtime and expensive spindle repairs. This bearing's adherence to precision standards reduces the risk of dimensional inaccuracies in machined parts, lowering scrap rates and rework. While initial costs may be higher than generic alternatives, the extended service life and consistent performance deliver better long-term value through reduced maintenance and replacement expenses.

Quality Assurance You Can Trust

Packaging & Shipping

• Secure carton pallet packaging to protect bearing integrity during transportation
• Stock availability varies by configuration; contact us for current inventory status
• Flexible shipping options including express courier, air freight, and sea freight
• Low minimum order quantities available to support both maintenance and production needs

Get Your Bearing Specifications Confirmed Today

Whether you need to replace an existing NN3012-K-TN-Sp W33 bearing or source a compatible double row cylindrical roller bearing for your CNC machine, providing your exact requirements ensures accurate quoting. Our technical team can help verify dimensions and specifications to confirm compatibility with your equipment.

Frequently Asked Questions