Super-precision Angular Contact Ball Bearings

71913 CE/HCP4A - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the 71913 CE/HCP4A is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 65 mm bore diameter, a 90 mm outer diameter, and a 13 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 Number71913 CE/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-speed E Design
Universally MatchableNo
Axial Clearance / PreloadNot Applicable
Tolerance ClassP4A
Bearing MaterialHybrid (Steel Rings / Ceramic Balls)
SealingOpen
Dimensions
Bore Diameter (d)65 mm
Width (B)13 mm
Outer Diameter (D)90 mm
Contact Angle α (°)15 °
Performance
Basic Dynamic Load Rating C (kN)16.5 kN
Basic Static Load Rating C₀ (kN)12.2 kN
Limiting Speed – Grease (r/min)24000 r/min
Limiting Speed – Oil-air (r/min)38000 r/min
Material
Weight (kg)0.164 kg
CAD Drawing and Dimensions for 71913 CE/HCP4A Super-precision Angular Contact Ball Bearings 71913 CE/HCP4A 90 mm 65 mm 13 mm

Frequently Asked Questions about 71913 CE/HCP4A 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 71913 CE/HCP4A 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.
Quality starts with raw material selection: CHG Bearing crafts 71913 CE/HCP4A 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.
Sourcing 71913 CE/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.
Yes, 100% of 71913 CE/HCP4A 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.
71913 CE/HCP4A - Super-precision Angular Contact Ball Bearings CAD Drawing 71913 CE/HCP4A 90 mm 65 mm 13 mm