Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 334048/HA1

BT4B 334048/HA1

Design

Design variant/feature

TQI

Dimensions

d		384.175	mm
D		546.1	mm
B		437.96	mm
T		384.175	mm
d₁	≈	455	mm
D₁	≈	520	mm
r_1,2	min.	6.4	mm
r_3,4	min.	1.5	mm

Calculation data

Basic dynamic load rating	C	6440	kN
Basic static load rating	C₀	16600	kN
Fatigue load limit	P_u	1290	kN
Comparative radial load rating	C_F	1730	kN
Comparative axial load rating	C_Fa	278	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

321

Model Number: BT4B 334048/HA1
Inner Diameter：384.175mm Outer Diameter：546.1mm 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：2025-12-09
Application:Beauty and Body,Pneumatic Control Valves,embroidery cloth,storage shelves,generator,diagnostic test paper,large agricultural machinery,Security Equipment,Vertical machining,comprehensive experiment,position switch
Similar models:BT4B 334048/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
2200569	558.8	609.6	22.225	Seals
BD-22338 CCK/W33-AH 2338 G	180	400	132	Bearings, units and housings
45025	114.3	139.73	6.35	Seals
71914 ACE/HCP4AH1	70	100	16	Bearings, units and housings
89315 TN	75	135	36	Bearings, units and housings
90149	-	-	24.003	Seals
D/W R1810 R	7.938	12.7	3.967	Bearings, units and housings
HA 2328	125.4125	180	131	Bearings, units and housings
LR 22x28x20.5	22	28	20.5	Bearings, units and housings
OH 31/900 H	850	1120	557	Bearings, units and housings
SAF 23034 KATLC x 6	152.4	-	-	Bearings, units and housings
SNP 3048x8.7/16	214.3125	290.6522	137.7188	Bearings, units and housings

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