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Super Precision Angular Contact Ball Bearings 707 ACD/HCP4A
Super Precision Angular Contact Ball Bearings 707 ACD/HCP4A

Super Precision Angular Contact Ball Bearings 707 ACD/HCP4A

The 707 ACD/HCP4A is a super precision angular contact ball bearing with a 7mm bore and 19mm outer diameter, crafted from chrome steel for durability. It handles radial loads up to 544 lbf and spins at remarkable speeds up to 170,000 RPM.

Its 25° contact angle and ceramic balls reduce friction, while the phenolic cage ensures smooth operation. The open design allows for easy lubrication, making maintenance straightforward.

This bearing is ideal for high-speed applications like machine tool spindles or precision instruments. With a P4 tolerance class, it offers excellent accuracy for demanding tasks.

Weighing just 0.007kg, it’s lightweight yet robust. Suitable for temperatures from -30°C to 110°C, it’s a reliable choice for various industrial uses.

Interchangeable with SKF bearings, it provides a convenient replacement option. Its preload availability ensures optimal performance in precise setups.

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Product Parameters

  • Part Number 707 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 19 mm
  • Outer Dia Tolerance -0.005mm to 0
  • Width 6 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.572 mm
  • Ball Qty 8
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 544 lbf
  • Static Radial Load 214 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 170000 rpm
  • Weight 0.007 kg
  • Price($) 93.375

Features

Performance Features of 707 ACD/HCP4A Bearing

707 ACD/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle allows for efficient handling of combined radial and axial loads.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 170,000 rpm, it excels in high-speed applications.

Why Choose 707 ACD/HCP4A Bearing for Precision Tasks?

707 ACD/HCP4A Bearing’s P4 tolerance class guarantees exceptional accuracy for demanding tasks.
The ceramic balls and chrome steel rings work together to minimise wear and extend service life.
Its open design allows for easy lubrication, ensuring smooth operation.
The bearing’s compact size (7 mm×19 mm×6 mm) makes it ideal for space-constrained applications.

Engineered for Precision: 707 ACD/HCP4A Bearing

707 ACD/HCP4A Bearing is designed to meet the needs of high-precision machinery.
Its dynamic radial load capacity of 544 lbf ensures reliable performance under stress.
The bearing operates efficiently within a temperature range of -30° to 110 °C.
With its lightweight design (0.007 kg), it reduces overall system weight.

How Does 707 ACD/HCP4A Bearing Reduce Friction?

707 ACD/HCP4A Bearing uses ceramic balls to significantly lower friction during operation.
The phenolic cage further minimises contact, enhancing smoothness and efficiency.
Its precision engineering ensures consistent performance even at high speeds.
The open seal type allows for optimal lubrication, reducing maintenance needs.

Steel vs Ceramic Bearings: Strengths of 707 ACD/HCP4A Bearing

707 ACD/HCP4A Bearing combines the durability of chrome steel rings with the low friction of ceramic balls.
This hybrid design offers superior performance compared to traditional steel bearings.
The ceramic balls resist wear and reduce heat generation during high-speed operation.
Its P4 tolerance class ensures unmatched precision in critical applications.

Application

How Does 707 ACD/HCP4A Bearing Improve Performance?
The 707 ACD/HCP4A Bearing is a go-to choice for high-speed applications like CNC spindles, thanks to its ceramic balls and 25° contact angle. Its P4 tolerance ensures minimal vibration, crucial for precision machining.

In robotics, 707 ACD/HCP4A Bearing excels in articulated arms where smooth angular movement is needed. The phenolic cage reduces friction, making it ideal for repetitive motions.

For dental drills, 707 ACD/HCP4A Bearing’s compact size and high RPM capacity provide reliable performance. The chrome steel rings offer durability, even in sterilisation cycles.

Where Is 707 ACD/HCP4A Bearing Used?
You’ll often find 707 ACD/HCP4A Bearing in optical equipment like lens positioning systems. Its low heat generation maintains accuracy during prolonged use.

In 3D printers, 707 ACD/HCP4A Bearing ensures precise linear motion in extruder assemblies. The open design allows for easy lubrication, extending service life.

Built for Heavy-Duty Use: 707 ACD/HCP4A Bearing
Industrial pumps benefit from 707 ACD/HCP4A Bearing’s ability to handle combined radial and thrust loads. The preload option further enhances stability in demanding conditions.

For electric vehicle motors, 707 ACD/HCP4A Bearing’s ceramic balls reduce energy loss. This makes it a sustainable choice for next-gen automotive designs.

Q&A

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