Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328887 G/HA1VA901

BT4B 328887 G/HA1VA901

Design

Design variant/feature

TQOES/GWISI

Dimensions

d		482.6	mm
D		615.95	mm
B		406.4	mm
T		330.2	mm
d₁	≈	505	mm
D₁	≈	577	mm
r_1,2	min.	1	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	4950	kN
Basic static load rating	C₀	13700	kN
Fatigue load limit	P_u	1060	kN
Comparative radial load rating	C_F	1430	kN
Comparative axial load rating	C_Fa	236	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

250

Model Number: BT4B 328887 G/HA1VA901
Inner Diameter：482.6mm Outer Diameter：615.95mm 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, TQO design
Update date：2026-04-17
Application:tapping machine,Rolling mill,Equipment,flexible processing,glass,fabric products,mathematical instruments,CNC,reducer,oral medical device,walking Food processing machinery and equipment
Similar models:BT4B 328887 G/HA1VA901
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