Four point contact ball bearings

HJG180XP0 - Thin Section Four-Point Contact Ball Bearings

Manufactured by CHG Bearing, the HJG180XP0 is a precision Thin Section Four-Point Contact Ball Bearings. Key dimensional parameters include a 457.2 mm bore diameter, a 508 mm outer diameter, and a 25.4 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 NumberHJG180XP0
BrandCHG®
Characteristics
Bearing TypeFour-Point Contact Ball Bearing
SeriesJG
Seal TypeSealed
Load DirectionRadial, Bidirectional Axial and Moment
Row ConfigurationSingle Row
Dimensions
Bore Diameter (d)457.2 mm
Width (B)25.4 mm
Outer Diameter (D)508 mm
Bore Diameter Tolerance-0.04-0 mm
Outside Diameter Tolerance-0.04-0 mm
Width Tolerance-0.254-0 mm
Inner-Ring Land Diameter (L1 / d1)471.2716 mm
Outer-Ring Land Diameter (L2 / D1)497.8908 mm
Counterbore Diameter L3N/A mm
Performance
Basic Static Radial Load Rating C0r (N)138640 N
Basic Dynamic Radial Load Rating Cr (N)72840 N
Basic Static Axial Load Rating C0a (N)346620 N
Basic Dynamic Axial Load Rating Ca (N)121840 N
Material
Mass (kg)6.214 kg
Ring MaterialStainless Steel / Bearing Steel
Cage MaterialBrass / PEEK / Polyimide / Phenolic Resin Fabric Laminate
Ball MaterialStainless Steel / Bearing Steel / Ceramic
Operating Temperature Range (°C)-50 to +100 °C °C
Precision ClassP0
Radial Internal Clearance-0.106-0.082 mm
CAD Drawing and Dimensions for HJG180XP0 Thin Section Four-Point Contact Ball Bearings HJG180XP0 508 mm 457.2 mm 25.4 mm

Frequently Asked Questions about HJG180XP0 Thin Section Four-Point Contact Ball Bearings

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

When fitting HJG180XP0 over a 457.2 mm shaft, CHG Bearing strictly recommends uniform induction heating (controlled between 90°C and 110°C) or precision hydraulic press sleeves. Under no circumstances should direct impact blows be struck against the rings or cage, as shock loads cause brinelling indents and premature spalling.
Every production batch of CHG Bearing HJG180XP0 Thin Section Four-Point Contact Ball Bearings comes with complete traceability. Upon shipment, CHG Bearing can provide EN 10204 3.1 Material Test Reports (MTR), Certificates of Conformity (CoC), spectral chemical composition analysis, and dimensional inspection sheets.
Engineered according to international ISO boundary plans, CHG Bearing supplies HJG180XP0 with a precision bore diameter (d) of 457.2 mm, an outside diameter (D) of 508 mm, and a nominal ring width (B) of 25.4 mm. This configuration yields an effective cross-sectional wall thickness of 25.4 mm and an envelope ratio (D/d) of 1.11, delivering compact rigidity for OEM machinery housings.
To ensure optimum performance of CHG Bearing HJG180XP0 Thin Section Four-Point Contact Ball Bearings under general rotational loads, our application engineers advise an inner-ring shaft tolerance of m5 or k5 for the 457.2 mm bore. For the 508 mm outer ring, an H7 or J7 housing bore fit is recommended to eliminate creep while accommodating normal thermal gradient expansion.
HJG180XP0 - Thin Section Four-Point Contact Ball Bearings CAD Drawing HJG180XP0 508 mm 457.2 mm 25.4 mm