Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331553/HA1

BT4B 331553/HA1

Design

Design variant/feature

TQO/WI

Dimensions

d		342.9	mm
D		571.5	mm
B		342.54	mm
T		342.9	mm
d₁	≈	393	mm
D₁	≈	508	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	6270	kN
Basic static load rating	C₀	11600	kN
Fatigue load limit	P_u	950	kN
Comparative radial load rating	C_F	1660	kN
Comparative axial load rating	C_Fa	276	kN
Thrust factor	K	1.74
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

365

Model Number: BT4B 331553/HA1
Inner Diameter：342.9mm Outer Diameter：571.5mm 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：2025-12-09
Application:pneumatic,container finishing,plastic rolling,office equipment,Vertical machining,car instrument,lifting equipment Hoisting hoist,electric hydraulic lifting platform,Digital Generator,shaft milling machine,aerial work platform
Similar models:BT4B 331553/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1100580	279.4	330.2	25.4	Seals
61821-2RS1	105	130	13	Bearings, units and housings
71912 CE/HCP4A	60	85	13	Bearings, units and housings
99424	107.95	117.094	25.4	Seals
85072	-	-	25.4	Seals
GS 89420	100	210	22.5	Bearings, units and housings
HJ 2315 EC	75	104.15	19.5	Bearings, units and housings
IR 110x125x40	110	125	40	Bearings, units and housings
NNCF 5080 CV	400	600	272	Bearings, units and housings
OKBS 102	102	-	-
SAF 1509 T	36.5125	-	-	Bearings, units and housings
Z 310	50	-	6	Seals

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