Double Row Angular Contact Ball Bearing 3309-D-Ma for Gearbox Precision Machine Tools with Steel Cage

Product Specifications

Application Suitability

Finding a Reliable Double Row Angular Contact Ball Bearing 3309-D-Ma for Your Gearbox?

Selecting the right bearing for precision machine tool gearboxes can be challenging. Mismatched dimensions lead to installation failures, while poor quality components cause premature wear and unexpected downtime. Sourcing from multiple suppliers wastes valuable time comparing specifications and delivery times.

Engineered for Consistent Performance in Gearbox Applications

The Double Row Angular Contact Ball Bearing 3309-D-Ma addresses these challenges with its double row angular contact design, optimized for radial load handling in gearbox environments. Our ISO 9001 certified production and inspection processes ensure each bearing meets strict dimensional and hardness standards. With access to a comprehensive range of SKF compatible bearings and supporting products, we provide a single-source solution for your precision machine tool needs.

Optimal Performance in Precision Machine Tool Gearboxes

This SKF 3309-D-Ma bearing excels in gearbox applications where precision and reliability are critical. Operating under oil grease lubrication, it handles radial loads efficiently while maintaining alignment in high-speed rotating systems. The steel cage option provides durability in continuous operation scenarios, making it suitable for the demanding conditions of precision machine tools.

Key Engineering Features for Reliable Operation

The bearing's double row angular contact structure allows it to accommodate radial loads more effectively than single row designs, distributing stress evenly across both rows of balls. Available precision ratings from P0 to P6 ensure compatibility with various gearbox accuracy requirements—higher precision grades (P2, P4) suit applications requiring minimal runout. The bearing steel construction provides excellent surface hardness and wear resistance, while the separated design facilitates easier installation and maintenance in gearbox assemblies.

Total Cost of Ownership Matters More Than Initial Price

Choosing the right Steel Cage Bearing impacts your equipment's total operating cost significantly. A properly specified Double Row Angular Contact Ball Bearing 3309-D-Ma reduces the risk of unplanned downtime caused by bearing failure, avoiding costly production interruptions. According to ISO 281 bearing life standards, correct load matching and precision等级 selection directly extend service life, lowering replacement frequency and long-term maintenance expenses compared to inferior alternatives.

Quality Assurance You Can Trust

Packaging & Shipping

• Standard packaging includes carton boxes with palletized options for bulk orders
• Stock items available for same-day shipping
• Flexible delivery options including express courier, air freight, and sea transportation
• Low minimum order quantities supported for prototype and small-batch requirements

Get Your Bearing Quote Today

Provide us with your specific requirements—bearing model, dimensions, quantity, and delivery location—and our technical team will prepare a detailed quotation. Whether you need the SKF 3309-D-Ma or other gearbox bearings, we handle all major brands and specifications to fulfill your precision machine tool needs efficiently.

Frequently Asked Questions