Double Row Angular Contact Ball Bearing 3315A-2Z/C3 MT33 Shielded for CNC Machine Tools

Product Specifications

Application Industries

Minimize CNC Downtime with 3315A-2Z/C3 MT33 Shielded Double Row Angular Contact Ball Bearing

CNC machine operators know the frustration of unexpected spindle failures—hours of production lost, maintenance crews scrambling, and deadlines slipping. When bearings fail prematurely, the root cause often traces to improper sealing, mismatched precision grades, or questionable product authenticity. Sourcing replacement parts from multiple suppliers only adds delays, with inconsistent quality standards creating hidden risks for your equipment.

Genuine SKF Bearings, In Stock for Immediate Deployment

Our Double Row Angular Contact Ball Bearing 3315A-2Z/C3 MT33 addresses these challenges directly. As an officially authorized distributor, we guarantee 100% authentic SKF products, supported by full authorization certificates. With sufficient ready stock of P4/P2 precision grade bearings, we ensure rapid delivery to minimize your CNC machine downtime. Each unit undergoes standardized precision testing before shipment, verifying the MT33 shielding effectiveness and C3 clearance specifications critical for spindle applications.

Engineered for CNC Spindle Performance

This shielded angular contact bearing excels in the high-speed, precision-critical environment of CNC machine tool spindles. The double row design provides higher radial and axial load capacity compared to single row alternatives, maintaining stability during heavy cutting operations. The 2Z metal shields offer robust protection against coolant contamination and particulate ingress—common threats in machining environments—while allowing for adequate lubrication retention to support extended operating cycles.

Key Technical Attributes That Matter

The precision rating options (P0/P2/P4/P5/P6) allow matching to specific spindle accuracy requirements, with tighter tolerances reducing vibration and improving surface finish quality. Cage material selection—steel, copper, or nylon—enables optimization for different speed ranges and temperature conditions. Steel cages provide durability for heavy loads, while nylon options reduce noise and friction in high-speed applications. The C3 radial clearance accommodates thermal expansion during continuous operation, preventing premature bearing seizure and extending service life.

Why Authenticity Translates to Lower Total Cost

Counterfeit bearings may offer initial cost savings, but they often lack proper heat treatment and dimensional accuracy. This leads to accelerated wear, increased vibration, and potential spindle damage—costing far more in unplanned downtime and repair than the original price difference. Our ISO 9001 and DIN compliant quality management system ensures every bearing meets SKF's strict performance standards, delivering predictable service life and reducing long-term maintenance costs.

Our Commitment to Your Production Reliability

Packaging & Shipping

• Original SKF packaging with product authenticity verification
• Carton pallet packaging for secure transportation
• Priority processing available for emergency maintenance requirements
• Real-time logistics tracking provided for all shipments
• Minimum order quantity of 1 unit to support both scheduled maintenance and urgent repairs

Get Your CNC Spindle Back to Work

Don't let bearing issues keep your CNC machine offline. Send us your exact bearing designation, machine model, and required quantity today. Our team will confirm availability and provide a detailed quotation within one working day, helping you restore production quickly and confidently.

Frequently Asked Questions