Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 332571/HA4

BT4B 332571/HA4

Design

Design variant/feature

TQIT.1

Dimensions

d		863.6	mm
D		1130.3	mm
B		717.55	mm
T		644.525	mm
d₁	≈	980	mm
D₁	≈	1090	mm
r_1,2	min.	9.7	mm
r_3,4	min.	3.3	mm

Tapered bore, taper 1:12

Calculation data

Basic dynamic load rating	C	19800	kN
Basic static load rating	C₀	62000	kN
Fatigue load limit	P_u	3750	kN
Comparative radial load rating	C_F	5300	kN
Comparative axial load rating	C_Fa	852	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

2100

Model Number: BT4B 332571/HA4
Inner Diameter：863.6mm Outer Diameter：1130.3mm 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：2026-04-16
Application:electrocardiograph,forklift truck,Generator,dye pigments,Vertical pull,paint paint,spring industry,Rolling mill gear box,medical equipment,Spectrum Products,flow control valve
Similar models:BT4B 332571/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22212 E	60	110	28	Bearings, units and housings
320/22 X	22	44	15	Bearings, units and housings
48768	123.825	158.75	12.7	Seals
522828	1244.6	-	-	Seals
619/4	4	11	4	Bearings, units and housings
7214 BECBJ	70	125	24	Bearings, units and housings
86907	-	-	38.1	Seals
99273	69.6722	77.851	23.8252	Seals
FYTB 50 LF	50	-	-	Bearings, units and housings
NU 1964 ECMA	320	440	56	Bearings, units and housings
SAW 23526	112.7125	-	-	Bearings, units and housings
SD 32x42x4	32	42	4	Seals

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