Super-precision Angular Contact Ball Bearings

7011 ACEGA/HCP4AH1 - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the 7011 ACEGA/HCP4AH1 is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 55 mm bore diameter, a 90 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 Number7011 ACEGA/HCP4AH1
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-speed E 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
FeaturesSuitable for Direct Oil-air Lubrication
Dimensions
Bore Diameter (d)55 mm
Width (B)18 mm
Outer Diameter (D)90 mm
Contact Angle α (°)25 °
Performance
Basic Dynamic Load Rating C (kN)15.9 kN
Basic Static Load Rating C₀ (kN)11.6 kN
Material
Weight (kg)0.362 kg
CAD Drawing and Dimensions for 7011 ACEGA/HCP4AH1 Super-precision Angular Contact Ball Bearings 7011 ACEGA/HCP4AH1 90 mm 55 mm 18 mm

Frequently Asked Questions about 7011 ACEGA/HCP4AH1 Super-precision Angular Contact Ball Bearings

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

Every production batch of CHG Bearing 7011 ACEGA/HCP4AH1 Super-precision Angular Contact Ball Bearings comes with complete traceability. Upon shipment, CHG Bearing can provide EN 10204 3.1 Material Test Reports (MTR), Certificates of Conformity (CoC), spectral chemical composition analysis, and dimensional inspection sheets.
To extend the trouble-free lifespan of CHG Bearing 7011 ACEGA/HCP4AH1, 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.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 7011 ACEGA/HCP4AH1 correlates its dynamic capacity (standard dynamic) with equivalent dynamic loads. In controlled industrial settings with proper contamination-free filtration, field data confirms continuous operational longevity exceeding 20,000 to 50,000 service hours.
Model 7011 ACEGA/HCP4AH1 is manufactured by CHG Bearing in standard Normal clearance (CN) for ambient temperature transmission, and C3 or C4 clearance for heavy duty applications. C3 clearance compensates for radial shrinkage caused by tight shaft press-fits (bore 55 mm) and steep thermal gradients between inner and outer rings.
7011 ACEGA/HCP4AH1 - Super-precision Angular Contact Ball Bearings CAD Drawing 7011 ACEGA/HCP4AH1 90 mm 55 mm 18 mm