Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 328203/HA1

BT4B 328203/HA1

Design

Design variant/feature

TQIT

Dimensions

d		419.1	mm
D		590.55	mm
B		469.9	mm
T		419.1	mm
d₁	≈	497	mm
D₁	≈	563	mm
r_1,2	min.	6.4	mm
r_3,4	min.	1.5	mm

Tapered bore, taper 1:12

Calculation data

Basic dynamic load rating	C	7210	kN
Basic static load rating	C₀	19300	kN
Fatigue load limit	P_u	1460	kN
Comparative radial load rating	C_F	1930	kN
Comparative axial load rating	C_Fa	313	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

440

Model Number: BT4B 328203/HA1
Inner Diameter：419.1mm Outer Diameter：590.55mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Four-row tapered roller bearings
Details： Four-row tapered roller bearings Four-row tapered roller bearings, TQI design
Update date：2026-08-19
Application:car,Spectral Products,car shock absorber,diagnostic test paper,Animal Tracking,universal category,pressure control valve,rolling machine,surgical instruments,laser devices,pipe fittings Steel industry
Similar models:BT4B 328203/HA1
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Model No. Inner Diameter Outer Diameter Width Type

11052
22336 CCJA/W33VA406
215
594110
NNU 41/1000 K30M/W33

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Model No.	Inner Diameter	Outer Diameter	Width	Type
11052
22336 CCJA/W33VA406
215
594110
NNU 41/1000 K30M/W33