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：2026-04-19
Application:crimping tools,pneumatic Pump,pneumatic,static control,Hydraulic Hose,altimeter etc,Other Measurements,boring bar boring bar,vertical sawing machine,granulator,shaft milling machine
Similar models:BT4B 331553/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
15761	39.7002	69.85	12.7	Seals
19x42x6 HMS5 RG	19	42	6	Seals
22x40x7 HMSA10 RG	22	40	7	Seals
75030	190.5	215.9	15.88	Seals
87015	-	-	57.15	Seals
87784	-	-	15.875	Seals
NJ 2224 ECML	120	215	58	Bearings, units and housings
OKBS 71	71	-	-
PCMF 252811.5 E	25	28	11.5	Bearings, units and housings
SAF 22520	87.3125	-	-	Bearings, units and housings
SNP 3048x8.7/16	214.3125	290.6522	137.7188	Bearings, units and housings
SD 40x50x4	40	50	4	Seals

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Hot number： 1024690 110x150x12 HMSA10 RG 6207/HR11QN 6310/VA201 7222 CD/HCP4A 8053 85 VS R D/W R2 R GS 81209 LL 566848/810/HA1 N 1022 KTNHA/SP NA 6917 SAFS 23040 KATLC x 7.1/8 SYE 1 1/2 W 61815-2RS1