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Super Precision Angular Contact Ball Bearings S71905 CEGB/HCP4A
Super Precision Angular Contact Ball Bearings S71905 CEGB/HCP4A

Super Precision Angular Contact Ball Bearings S71905 CEGB/HCP4A

The S71905 CEGB/HCP4A is a super precision angular contact ball bearing with a 25mm bore and 42mm outer diameter, measuring just 9mm wide. Made from chrome steel with ceramic balls, it offers smooth operation and durability.

This bearing handles radial loads up to 1186 lbf and spins at speeds up to 83,000 RPM, thanks to its phenolic cage and grease lubrication. The 15° contact angle ensures efficient load distribution.

Its sealed design keeps contaminants out, while the P4A tolerance class guarantees high precision. The bearing can be used in matched sets for back-to-back, face-to-face, or tandem arrangements.

Ideal for high-speed applications like machine tool spindles or precision instruments, it operates in temperatures from -30°C to 110°C. Weighing only 0.038kg, it’s lightweight yet robust for demanding tasks.

This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Its universal matching feature adds versatility for various mounting configurations.

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Product Parameters

  • Part Number S71905 CEGB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 25 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 42 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 9 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 4.762 mm
  • Ball Qty 16
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 1186 lbf
  • Static Radial Load 630 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 83000 rpm
  • Weight 0.038 kg

Features

Performance Features of S71905 CEGB/HCP4A Bearing

S71905 CEGB/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
The 15° contact angle allows it to handle both radial and axial loads efficiently.

With a dynamic radial load capacity of 1186 lbf, it performs reliably in demanding applications.
The phenolic cage maintains ball alignment, reducing friction and extending service life.

S71905 CEGB/HCP4A Bearing operates smoothly at speeds up to 83,000 rpm, thanks to its grease lubrication.
Its sealed design protects against contaminants, making it suitable for various environments.

The P4A tolerance class ensures exceptional accuracy for precision tasks.
Its lightweight design at 0.038 kg makes it ideal for applications where weight is a concern.

Application

How Does S71905 CEGB/HCP4A Bearing Improve Performance?
S71905 CEGB/HCP4A Bearing excels in high-speed applications like CNC spindles, where its ceramic balls reduce friction and heat buildup. The sealed design keeps contaminants out, ensuring long-lasting performance in demanding environments.

In robotics, S71905 CEGB/HCP4A Bearing provides precise motion control for joints and arms, thanks to its angular contact design. The phenolic cage offers lightweight durability, making it ideal for repetitive movements.

For medical imaging devices, S71905 CEGB/HCP4A Bearing’s P4A tolerance class ensures smooth, vibration-free operation. Its grease lubrication maintains quiet performance, crucial for sensitive diagnostic equipment.

Automotive enthusiasts appreciate S71905 CEGB/HCP4A Bearing in performance gearboxes, where its light preload enhances shifting accuracy. The chrome steel rings withstand high radial loads, even at extreme speeds.

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