Double Row Tapered Roller Bearings

BT2B 332534/HA1 - Double Row Tapered Roller Bearings

Manufactured by CHG Bearing, the BT2B 332534/HA1 is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 177.8 mm bore diameter, a 288.925 mm outer diameter, and a 123.825 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 NumberBT2B 332534/HA1
BrandCHG®
BearingDouble Row Tapered Roller Bearing
Characteristics
Series370000
Number of RowsDouble Row
Tolerance ClassClass 3
Dimensions
Bore Diameter (d)177.8 mm
Width (B)123.825 mm
Outer Diameter (D)288.925 mm
Bore Diameter Tolerance0 – +0.013 mm
Outside Diameter Tolerance0 – +0.013 mm
Inner Ring Chamfer2.1 min mm
Outer Ring Chamfer3.2 min mm
Inner Ring Assembly Width ToleranceN/A mm
Outer Ring Assembly Width123.825 mm
Outer Ring Assembly Width Tolerance-0.508 – +0.711 mm
Shaft Abutment DiameterN/A mm
Housing Abutment DiameterN/A mm
Lubrication Hole Diameter5 mm
Performance
Basic Dynamic Load Rating C (kN)1140 kN
Basic Static Load Rating C0 (kN)2080 kN
Material
Mass (kg)33.4 kg
Ring MaterialCase-Hardened Steel
Cage Material08Al Steel / Grade 10 Steel
Lubrication Groove Width20.6 mm
Roller MaterialBearing Steel
CAD Drawing and Dimensions for BT2B 332534/HA1 Double Row Tapered Roller Bearings BT2B 332534/HA1 288.925 mm 177.8 mm

Frequently Asked Questions about BT2B 332534/HA1 Double Row Tapered Roller Bearings

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

To extend the trouble-free lifespan of CHG Bearing BT2B 332534/HA1, 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.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for BT2B 332534/HA1. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Beyond standard alloy steel, CHG Bearing can customize the BT2B 332534/HA1 Double Row Tapered Roller 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.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing BT2B 332534/HA1 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.
BT2B 332534/HA1 - Double Row Tapered Roller Bearings CAD Drawing BT2B 332534/HA1 288.925 mm 177.8 mm