Super-precision Angular Contact Ball Bearings

71922 ACDGA/HCP4AL - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the 71922 ACDGA/HCP4AL is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 110 mm bore diameter, a 150 mm outer diameter, and a 20 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 Number71922 ACDGA/HCP4AL
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
FeaturesSuitable for Direct Oil-air Lubrication
Dimensions
Bore Diameter (d)110 mm
Width (B)20 mm
Outer Diameter (D)150 mm
Contact Angle α (°)25 °
Performance
Basic Dynamic Load Rating C (kN)58.5 kN
Basic Static Load Rating C₀ (kN)68 kN
Material
Weight (kg)0.715 kg
CAD Drawing and Dimensions for 71922 ACDGA/HCP4AL Super-precision Angular Contact Ball Bearings 71922 ACDGA/HCP4AL 150 mm 110 mm 20 mm

Frequently Asked Questions about 71922 ACDGA/HCP4AL Super-precision Angular Contact Ball Bearings

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

Model 71922 ACDGA/HCP4AL 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 110 mm) and steep thermal gradients between inner and outer rings.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 71922 ACDGA/HCP4AL. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 71922 ACDGA/HCP4AL 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.
Quality starts with raw material selection: CHG Bearing crafts 71922 ACDGA/HCP4AL inner and outer rings from high-purity High-Quality Chrome Steel (GCr15/100Cr6). Our raw billets undergo vacuum degassing and secondary ESR (electroslag remelting) processes to drastically eliminate non-metallic sulfide and oxide inclusions, elevating subsurface contact fatigue resistance.
71922 ACDGA/HCP4AL - Super-precision Angular Contact Ball Bearings CAD Drawing 71922 ACDGA/HCP4AL 150 mm 110 mm 20 mm