Super-precision Angular Contact Ball Bearings

S7008 ACD/P4ADGA - Super-precision Angular Contact Ball Bearings

Manufactured by CHG Bearing, the S7008 ACD/P4ADGA is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 40 mm bore diameter, a 68 mm outer diameter, and a 30 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 NumberS7008 ACD/P4ADGA
BrandCHG®
Characteristics
Bearing TypeSuper-precision Angular Contact Ball Bearing
Seal TypeNon-contact Seal
Number of Rows2
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)
Matched ArrangementUniversal Matching
Number of Bearings in Set2
Axial Clearance / PreloadExtra-light Preload
Tolerance ClassP4A
Bearing MaterialBearing Steel
SealingSealed on Both Sides
LubricantGrease
Dimensions
Bore Diameter (d)40 mm
Width (B)30 mm
Outer Diameter (D)68 mm
Contact Angle α (°)25 °
Performance
Basic Dynamic Load Rating C (kN)26 kN
Basic Static Load Rating C₀ (kN)20.8 kN
Material
Weight (kg)0.386 kg
CAD Drawing and Dimensions for S7008 ACD/P4ADGA Super-precision Angular Contact Ball Bearings S7008 ACD/P4ADGA 68 mm 40 mm 30 mm

Frequently Asked Questions about S7008 ACD/P4ADGA Super-precision Angular Contact Ball Bearings

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

Absolutely. The CHG Bearing S7008 ACD/P4ADGA Super-precision Angular Contact Ball Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF S7008 ACD/P4ADGA, FAG S7008 ACD/P4ADGA, NSK S7008 ACD/P4ADGA. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for S7008 ACD/P4ADGA, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing S7008 ACD/P4ADGA 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.
As standard production, CHG Bearing subjects S7008 ACD/P4ADGA 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.
S7008 ACD/P4ADGA - Super-precision Angular Contact Ball Bearings CAD Drawing S7008 ACD/P4ADGA 68 mm 40 mm 30 mm