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Super Precision Angular Contact Ball Bearings S71903 ACD/HCP4ADGA
Super Precision Angular Contact Ball Bearings S71903 ACD/HCP4ADGA

Super Precision Angular Contact Ball Bearings S71903 ACD/HCP4ADGA

The S71903 ACD/HCP4ADGA is a super precision angular contact ball bearing, measuring 17mm by 30mm by 14mm. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

With a 25° contact angle, it handles both radial and axial loads efficiently. Its sealed design keeps lubrication in and contaminants out, making it low-maintenance.

The bearing is part of a matched set, suitable for universal mounting configurations like back-to-back or face-to-face. It spins at speeds up to 85,000 RPM, ideal for high-performance applications.

Perfect for precision machinery like spindles or robotics, where accuracy and reliability are key. Compliant with P4A tolerance standards for consistent performance.

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Product Parameters

  • Part Number S71903 ACD/HCP4ADGA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 30 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 14 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 3.969 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1462 lbf
  • Static Radial Load 900 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 85000 rpm
  • Weight 0.03 kg

Features

Performance Features of S71903 ACD/HCP4ADGA Bearing

S71903 ACD/HCP4ADGA Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.

The ceramic balls and chrome steel rings ensure smooth operation, even at high speeds up to 85,000 rpm.

Its phenolic cage provides excellent stability, reducing friction and wear during prolonged use.

The sealed design and grease lubrication make it suitable for various precision applications.

Application

Key Fields for S71903 ACD/HCP4ADGA Bearing
S71903 ACD/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its ceramic balls and phenolic cage reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

In robotics, S71903 ACD/HCP4ADGA Bearing provides precise motion control for joints and arms, thanks to its angular contact design. The universal matching feature allows flexible arrangement, making it suitable for complex automated systems.

For medical imaging devices, S71903 ACD/HCP4ADGA Bearing’s P4A tolerance ensures smooth, vibration-free operation. The grease lubrication and ceramic balls contribute to quiet performance, essential for sensitive diagnostic equipment.

In aerospace applications, S71903 ACD/HCP4ADGA Bearing handles both radial and axial loads efficiently. Its lightweight construction and high-speed capability make it ideal for avionics and small actuators.

S71903 ACD/HCP4ADGA Bearing also fits well in precision instruments like optical alignment systems. The extra-light preload minimises deflection, maintaining accuracy in delicate measurements.

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