Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4-8052/HA1

BT4-8052/HA1

Design

Design variant/feature

TQI

Dimensions

d		482.6	mm
D		647.7	mm
B		436.5	mm
T		401.638	mm
d₁	≈	550	mm
D₁	≈	623	mm
r_1,2	min.	6.4	mm
r_3,4	min.	1.5	mm

Calculation data

Basic dynamic load rating	C	7210	kN
Basic static load rating	C₀	20000	kN
Fatigue load limit	P_u	1460	kN
Comparative radial load rating	C_F	1900	kN
Comparative axial load rating	C_Fa	307	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

401

Model Number: BT4-8052/HA1
Inner Diameter：482.6mm Outer Diameter：647.7mm 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：2026-04-19
Application:building decoration raw materials and accessories,leather processing,training beds etc,animal anatomy,vacuum filter,metal mold,other accessories,raw material accessories,surgical instruments,textile machinery,fabric products
Similar models:BT4-8052/HA1 BC4-8052/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
230x260x15 HMSA10 RG	230	260	15	Seals
50x80x8 CRW1 R	50	80	8	Seals
6207/HR11QN	35	72	17	Bearings, units and housings
624/HR22Q2	4	13	5	Bearings, units and housings
70x90x7 HMS5 V1	70	90	7	Seals
71915 ACE/HCP4AH1	75	105	16	Bearings, units and housings
7322 BECBP	110	240	50	Bearings, units and housings
86407	-	-	63.5	Seals
91358	-	-	60	Seals
PSM 455145 A51	45	51	45	Bearings, units and housings
SAF 1518 x 3.1/4 TLC	82.55	-	-	Bearings, units and housings
SAF 22615 x 2.1/2	63.5	-	-	Bearings, units and housings

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Hot number： BD-22217 EK-H 317 37570 470731 524587 598/592 A 6201/HR22Q2 7201 CD/P4A 70x110x10 HMS5 V 71917 CE/HCP4AH1 NA 2206.2RSX NJ 308 ECML NNU 4948 B/SPW33 SAF 1518 x 3.1/8 SAW 23226 SAW 23528 T