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Super Precision Angular Contact Ball Bearings S7017 ACD/P4AQBCA
Super Precision Angular Contact Ball Bearings S7017 ACD/P4AQBCA

Super Precision Angular Contact Ball Bearings S7017 ACD/P4AQBCA

The S7017 ACD/P4AQBCA is a super precision angular contact ball bearing with an 85mm bore and 130mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 37800 lbf and operates smoothly at speeds up to 17000 RPM.

Its sealed design and phenolic cage ensure long-lasting performance, while the 25° contact angle provides excellent stability. The bearing comes preloaded for extra light applications, making it ideal for high-precision machinery.

This set includes four matched bearings (QBC arrangement) for consistent performance. Suitable for applications like machine tools or spindles where precision and reliability are key.

Weighing 3.64kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it ensures accurate operation in temperatures from -30°C to 110°C.

The S7017 ACD/P4AQBCA offers a balanced combination of precision and durability, with a grease-lubricated design for low maintenance. Its 21 balls, each 14.288mm in diameter, contribute to smooth rotation under load.

The extra light preload (Class A) minimises friction, enhancing efficiency in high-speed applications. The sealed construction keeps contaminants out, extending the bearing’s lifespan.

Ideal for use in CNC machines or other equipment requiring tight tolerances and reliable angular contact performance. The matched set ensures uniform load distribution across all four bearings.

With a static radial load capacity of 55125 lbf, it’s built to handle demanding conditions while maintaining precision.

This bearing is designed for applications where accuracy and speed are critical, such as in aerospace or medical equipment. Its chrome steel construction provides excellent wear resistance, even under heavy loads.

The phenolic cage reduces weight and friction, contributing to the bearing’s high-speed capability. The 25° contact angle optimises load distribution, improving overall performance.

Though not universally matching, the four-bearing set (QBC arrangement) ensures consistent operation in paired applications. The P4A tolerance class guarantees exceptional precision for specialised machinery.

Operating smoothly from -30°C to 110°C, it’s versatile enough for various industrial environments while maintaining its high-performance standards.

With its 88mm width, the S7017 ACD/P4AQBCA offers a compact solution for space-constrained applications. The sealed design protects against dust and moisture, reducing maintenance needs.

Its dynamic radial load capacity of 37800 lbf makes it suitable for heavy-duty applications, while the grease lubrication ensures quiet operation. The bearing’s high-speed capability (17000 RPM) is ideal for precision spindles.

The matched set of four bearings provides balanced performance in complex assemblies. Although not interchangeable with universal matching bearings, it offers superior precision for specific applications.

Weighing 3.64kg, it strikes a good balance between strength and manageability, making it a practical choice for engineers seeking reliable angular contact performance.

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Product Parameters

  • Part Number S7017 ACD/P4AQBCA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 85 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 88 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 21
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement 4 bearings <<>> QBC
  • Number Of Bearings In Matched Set 4
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 37800 lbf
  • Static Radial Load 55125 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 17000 rpm
  • Weight 3.64 kg

Features

Performance Features of S7017 ACD/P4AQBCA Bearing

S7017 ACD/P4AQBCA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 37,800 lbf.

The sealed design and phenolic cage ensure smooth operation, even at high speeds of 17,000 rpm.
With a matched arrangement of four bearings, it provides consistent performance in angular contact scenarios.

S7017 ACD/P4AQBCA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload (Class A) reduces friction, making it suitable for precision machinery.

Application

Industrial Uses of S7017 ACD/P4AQBCA Bearing
S7017 ACD/P4AQBCA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation.
The sealed construction keeps contaminants out, making it suitable for dusty workshop environments.

How Does S7017 ACD/P4AQBCA Bearing Improve Performance?
In robotics, S7017 ACD/P4AQBCA Bearing provides smooth motion control for articulated arms due to its extra light preload.
The phenolic cage reduces friction, allowing for quieter operation in sensitive automation applications.

Built for Heavy-Duty Use: S7017 ACD/P4AQBCA Bearing
This bearing handles radial loads well in industrial pumps, with its chrome steel construction offering long service life.
The matched set of four bearings provides balanced load distribution for demanding applications.

Medical vs Industrial: Where S7017 ACD/P4AQBCA Bearing Excels
While used in medical imaging devices for its precision, S7017 ACD/P4AQBCA Bearing also shines in paper mill machinery.
Its temperature stability makes it reliable in both climate-controlled labs and hot industrial settings.

Practical Applications of S7017 ACD/P4AQBCA Bearing
For CNC machining centers, S7017 ACD/P4AQBCA Bearing maintains accuracy during high-speed cutting operations.
The grease lubrication ensures consistent performance without frequent maintenance intervals.

Q&A

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