Super-precision Angular Contact Ball Bearings

7208 ACDGA/HCP4A - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the 7208 ACDGA/HCP4A is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 40 mm bore diameter, a 80 mm outer diameter, and a 18 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.

Technical Specifications

Overview
Part Number7208 ACDGA/HCP4A
BrandCHG®
Characteristics
Bearing TypeSuper-precision Angular Contact Ball Bearing
Number of Rows1
Contact TypeNormal Contact (Two-point Contact)
Ring TypeIntegral Inner and Outer Rings
DesignHigh-capacity D Design
Universally MatchableYes – Back-to-back (DB), Face-to-face (DF), or Tandem (DT)
Axial Clearance / PreloadPreload Class A
Tolerance ClassP4A
Bearing MaterialHybrid (Steel Rings / Ceramic Balls)
SealingOpen
Dimensions
Bore Diameter (d)40 mm
Width (B)18 mm
Outer Diameter (D)80 mm
Contact Angle α (°)25 °
Performance
Basic Dynamic Load Rating C (kN)31.9 kN
Basic Static Load Rating C₀ (kN)22.8 kN
Material
Weight (kg)0.321 kg
CAD Drawing and Dimensions for 7208 ACDGA/HCP4A Super-precision Angular Contact Ball Bearings 7208 ACDGA/HCP4A 80 mm 40 mm 18 mm

Frequently Asked Questions about 7208 ACDGA/HCP4A Super-precision Angular Contact Ball Bearings

Find key technical answers regarding dimensions, specifications, and replacement options for this model.

To match diverse operational dynamics, CHG Bearing supplies 7208 ACDGA/HCP4A with multiple cage configurations: high-strength pressed steel ribbon cages for standard duty, solid machined brass cages (M/CA) for heavy vibration and shock loads, or lightweight glass-fiber reinforced polyamide cages (TN9/TVP) for high acceleration and ultra-low noise.
Standard batches of CHG Bearing 7208 ACDGA/HCP4A conform strictly to ISO Class Normal (ABEC-1). For high-precision machine tool spindles, gearboxes, or robotics requiring tighter runouts, CHG Bearing can provide custom batches graded to ISO Class 6 (P6/ABEC-3) or ISO Class 5 (P5/ABEC-5) with 100% micrometer verification.
Sourcing 7208 ACDGA/HCP4A directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Super-precision Angular Contact Ball Bearings.
To extend the trouble-free lifespan of CHG Bearing 7208 ACDGA/HCP4A, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
7208 ACDGA/HCP4A - Super-precision Angular Contact Ball Bearings CAD Drawing 7208 ACDGA/HCP4A 80 mm 40 mm 18 mm