Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328287 G/HA1

BT4B 328287 G/HA1

Design

Design variant/feature

TQO/GWI

Dimensions

d		457.073	mm
D		730.148	mm
B		412.75	mm
T		419.1	mm
d₁	≈	530	mm
D₁	≈	637	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	8970	kN
Basic static load rating	C₀	19600	kN
Fatigue load limit	P_u	1460	kN
Comparative radial load rating	C_F	2400	kN
Comparative axial load rating	C_Fa	456	kN
Thrust factor	K	1.49
Calculation factor	e	0.4
Calculation factor	Y₁	1.7
Calculation factor	Y₂	2.5
Calculation factor	Y₀	1.6

Mass

Mass bearing

630

Model Number: BT4B 328287 G/HA1
Inner Diameter：457.073mm Outer Diameter：730.148mm 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：2026-04-16
Application:pipe fittings Steel industry,engineering machine,animal anatomy,medical Equipment,Pest Monitoring,Beauty and Body,machine lathe,Solenoid Valves,lifting upgrade,Insect Capture,pump
Similar models:BT4B 328287 G/HA1
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BD-24134 CCK30/W33-AH 24134	160	280	109	Bearings, units and housings
307101 C	1000	1320	103	Bearings, units and housings
408303	796	-	-	Seals
7012 ACB/P4AL	60	95	18	Bearings, units and housings
7024 ACB/P4AL	120	180	28	Bearings, units and housings
78x100x10 HMSA10 V	78	100	10	Seals
NUP 2317 ECP	85	180	60	Bearings, units and housings
PFD 15 TF	15	-	-	Bearings, units and housings
SAF 22536 x 6.5/16	160.3375	-	-	Bearings, units and housings
SAF 22611-210	49.2125	-	-	Bearings, units and housings
SYR 2 7/16 N	61.9125	-	-	Bearings, units and housings

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Hot number： 127540 23188-2CS5/VT143 403250 59300 6211-2RSH 63.6x82.5x15.0 TP 811/500 M C 40/710 M KMFE 8 H MVR1-10 NA 4860 NNU 41/1000 M/W33 NU 1022 M PCMW 203601.5 M SI 30 ES