GQZ 7311BEGAP Single Row Angular Contact Ball Bearing 55×120×29mm 40° Contact Angle Industrial Precision Bearing

The 7311BEGAP angular contact ball bearing is designed for precision rotary equipment, offering large 40° contact angle to bear combined radial and axial loads.

It is widely used in machine tool spindles and precision pumps where high precision and rigid rotation are required.

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👉 Full technical data and drawings available upon request

• 40° large contact angle supports heavy bidirectional axial loads
• GA universal clearance allows paired mounting in various arrangements
• Nylon cage delivers low friction, quiet and stable high-speed operation
• High precision raceway ensures rigid rotation and long service life
• Custom design available (preload grade, seal, OEM laser marking)

👉 Helps reduce maintenance cost and improve machine performance

This bearing is widely used in:

• Precision machine tool spindles and grinding equipment
• High-speed centrifugal pumps and air compressor rotors
• Automotive transmission and gearbox precision components
• Printing machinery and high-speed industrial rotary equipment

👉 Ideal for customers looking for reliable and long-life bearing solutions

• 25+ years experience in industrial bearing manufacturing
• Exported to 50+ countries worldwide
• Rich experience in OEM & custom bearing projects
• Strict quality inspection before shipment
• Fast response within 24 hours
• Stable supply for long-term cooperation

👉 We focus on quality, reliability, and long-term partnership

• Raw material hardness inspection
• Precision grinding & superfinishing machining
• Heat treatment metallurgy control
• Clearance, rotation and precision testing
• Final dimensional & appearance inspection before delivery

👉 Ensuring consistent performance for every bearing

Looking for a reliable bearing supplier?

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• Fast quotation within 24 hours
• Technical support from engineers
• Custom solution suggestions
• Competitive factory price

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