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Super Precision Angular Contact Ball Bearings S7208 ACDGA/HCP4A

Super Precision Angular Contact Ball Bearings S7208 ACDGA/HCP4A

The S7208 ACDGA/HCP4A is a super precision angular contact ball bearing, measuring 40mm by 80mm by 18mm, crafted from high-quality chrome steel with ceramic balls. It handles radial loads up to 7178 lbf and reaches speeds of 41,000 RPM, making it suitable for high-performance applications.

Its sealed design keeps lubrication in and contaminants out, while the phenolic cage ensures smooth operation. The 25° contact angle provides excellent load distribution, ideal for paired arrangements like back-to-back or face-to-face setups.

This bearing comes preloaded for extra light performance, ensuring minimal play and precise movement. It’s interchangeable with SKF models, offering flexibility for replacements or upgrades.

Perfect for machine tools, spindles, or other high-speed equipment where precision and reliability are key. Compliant with P4A tolerance standards for consistent accuracy. Weighing just 0.33kg, it’s lightweight yet robust for demanding tasks.

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Product Parameters

  • Part Number S7208 ACDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 14
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • 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 7178 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.33 kg
Super Precision Angular Contact Ball Bearings S7208 ACDGA/HCP4A dimension drawing
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Features

Performance Features of S7208 ACDGA/HCP4A Bearing

S7208 ACDGA/HCP4A Bearing is crafted with chrome steel rings and ceramic balls, ensuring high precision and durability.
Its 25° contact angle allows it to handle both radial and axial loads efficiently.
The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 41,000 rpm, it is ideal for high-speed applications.

How Is S7208 ACDGA/HCP4A Bearing Engineered for Reliability?

S7208 ACDGA/HCP4A Bearing features a sealed design, protecting it from contaminants and extending its service life.
The extra light preload ensures smooth operation and minimises wear.
Its dynamic radial load capacity of 7178 lbf makes it suitable for demanding conditions.
The P4A tolerance class guarantees exceptional precision and reliability.

Built for Precision: S7208 ACDGA/HCP4A Bearing

S7208 ACDGA/HCP4A Bearing’s ceramic balls and chrome steel rings provide excellent wear resistance and low friction.
The matched arrangement allows for back-to-back, face-to-face, or tandem configurations, offering versatility.
With a temperature range of -30°C to 110°C, it performs reliably in various environments.
Its grease lubrication ensures consistent performance with minimal maintenance.

Application

Key Fields for S7208 ACDGA/HCP4A Bearing
S7208 ACDGA/HCP4A Bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise radial and axial load handling. The ceramic balls reduce friction, making it ideal for applications requiring smooth, rapid rotations.

In robotics, S7208 ACDGA/HCP4A Bearing supports articulated arms and joints, providing stability and accuracy in repetitive movements. Its sealed design helps keep contaminants out, extending service life in demanding environments.

For aerospace components, S7208 ACDGA/HCP4A Bearing’s phenolic cage and chrome steel rings offer reliability under extreme conditions. The matched arrangement option further enhances performance in critical systems like flight control mechanisms.

Automotive vs Aerospace: Applications of S7208 ACDGA/HCP4A Bearing
In automotive systems, S7208 ACDGA/HCP4A Bearing is often found in high-performance transmissions, where its extra light preload ensures efficient power transfer. The grease lubrication maintains smooth operation even at elevated temperatures.

Aerospace applications benefit from S7208 ACDGA/HCP4A Bearing’s P4A tolerance class, which guarantees precision in navigation and control systems. Its ceramic balls also reduce weight, a key factor in aircraft component design.

Built for Heavy-Duty Use: S7208 ACDGA/HCP4A Bearing
S7208 ACDGA/HCP4A Bearing excels in industrial pumps, handling both radial and thrust loads with ease. The phenolic cage material resists wear, making it suitable for continuous operation in harsh conditions.

For medical imaging devices, S7208 ACDGA/HCP4A Bearing’s low friction and high-speed capabilities ensure quiet, reliable performance. The sealed design also prevents contamination, crucial for maintaining hygiene standards.

Q&A

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