Super-precision Angular Contact Ball Bearings

71908 ACEGA/HCP4AL - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the 71908 ACEGA/HCP4AL is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 40 mm bore diameter, a 62 mm outer diameter, and a 12 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 Number71908 ACEGA/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-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)40 mm
Width (B)12 mm
Outer Diameter (D)62 mm
Contact Angle α (°)25 °
Performance
Basic Dynamic Load Rating C (kN)9.36 kN
Basic Static Load Rating C₀ (kN)5.7 kN
Material
Weight (kg)0.098 kg
CAD Drawing and Dimensions for 71908 ACEGA/HCP4AL Super-precision Angular Contact Ball Bearings 71908 ACEGA/HCP4AL 62 mm 40 mm 12 mm

Frequently Asked Questions about 71908 ACEGA/HCP4AL Super-precision Angular Contact Ball Bearings

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

Beyond standard alloy steel, CHG Bearing can customize the 71908 ACEGA/HCP4AL Super-precision Angular Contact Ball Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
Yes, 100% of 71908 ACEGA/HCP4AL Super-precision Angular Contact Ball Bearings leaving CHG Bearing production lines are subjected to multi-frequency Anderometer sound testing. All units satisfy baseline Z1V1 levels, with dedicated quiet-running electric motor quality (EMQ) lots certified to Z2V2 and Z3V3 standards for silent machinery integration.
The Open Type engineered for 71908 ACEGA/HCP4AL by CHG Bearing utilizes precision non-contact metal shields or reinforced NBR/FKM contact lip seals. This barrier prevents particulate ingress, washdown fluids, and abrasive dust from reaching the raceways while eliminating grease leakage under centrifugal forces.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 71908 ACEGA/HCP4AL. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
71908 ACEGA/HCP4AL - Super-precision Angular Contact Ball Bearings CAD Drawing 71908 ACEGA/HCP4AL 62 mm 40 mm 12 mm