Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4-8139 G/HA1

BT4-8139 G/HA1

Design

Design variant/feature

TQON/GW

Dimensions

d		711.2	mm
D		914.4	mm
B		390	mm
T		390	mm
d₁	≈	760	mm
D₁	≈	847	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	7650	kN
Basic static load rating	C₀	19300	kN
Fatigue load limit	P_u	1340	kN
Comparative radial load rating	C_F	1830	kN
Comparative axial load rating	C_Fa	344	kN
Thrust factor	K	1.54
Calculation factor	e	0.37
Calculation factor	Y₁	1.8
Calculation factor	Y₂	2.7
Calculation factor	Y₀	1.8

Mass

Mass bearing

600

Model Number: BT4-8139 G/HA1
Inner Diameter：711.2mm Outer Diameter：914.4mm 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:thin metal materials,Reflective Materials Industrial fabrics,Machine tools,Gear grinding machine,magnetic elements,rolling machine,flexible processing,Hydraulic Equipment,outdoor equipment,tube,relay
Similar models:BT4-8139 G/HA1
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1316	80	170	39	Bearings, units and housings
FYAWK 1.1/4 ALTHR	31.75	-	-	Bearings, units and housings
IR 12x15x12 EGS	12	15	12	Seals
K 43x48x27	43	48	27	Bearings, units and housings
NAO 30x45x17	30	45	17	Bearings, units and housings
NNC 4980 CV	400	540	140	Bearings, units and housings
NU 215 ECP	75	130	25	Bearings, units and housings
PBM 160180100 M1G1	160	180	100	Bearings, units and housings
PCM 10511060 E	105	110	60	Bearings, units and housings
S7013 ACD/P4A	65	100	18	Bearings, units and housings
SAF 1617 x 2.13/16 T	71.4375	-	-	Bearings, units and housings
SAF 22507 x 1.1/4 T	31.75	-	-	Bearings, units and housings

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