Super-precision Angular Contact Ball Bearings

S7015 CDGB/P4A - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the S7015 CDGB/P4A is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 75 mm bore diameter, a 115 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 NumberS7015 CDGB/P4A
BrandCHG®
Characteristics
Bearing TypeSuper-precision Angular Contact Ball Bearing
Seal TypeNon-contact Seal
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 B
Tolerance ClassP4A
Bearing MaterialBearing Steel
SealingSealed on Both Sides
LubricantGrease
Dimensions
Bore Diameter (d)75 mm
Width (B)20 mm
Outer Diameter (D)115 mm
Contact Angle α (°)15 °
Performance
Basic Dynamic Load Rating C (kN)52.7 kN
Basic Static Load Rating C₀ (kN)49 kN
Material
Weight (kg)0.63 kg
CAD Drawing and Dimensions for S7015 CDGB/P4A Super-precision Angular Contact Ball Bearings S7015 CDGB/P4A 115 mm 75 mm 20 mm

Frequently Asked Questions about S7015 CDGB/P4A Super-precision Angular Contact Ball Bearings

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

To extend the trouble-free lifespan of CHG Bearing S7015 CDGB/P4A, 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.
Yes, 100% of S7015 CDGB/P4A 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.
Quality starts with raw material selection: CHG Bearing crafts S7015 CDGB/P4A 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.
As standard production, CHG Bearing subjects S7015 CDGB/P4A to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
S7015 CDGB/P4A - Super-precision Angular Contact Ball Bearings CAD Drawing S7015 CDGB/P4A 115 mm 75 mm 20 mm