Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331259 BG/HA1C325

BT4B 331259 BG/HA1C325

Design

Design variant/feature

TQON/GW

Dimensions

d		482.6	mm
D		647.7	mm
B		417.512	mm
T		417.512	mm
d₁	≈	518	mm
D₁	≈	586	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	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

396

Model Number: BT4B 331259 BG/HA1C325
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, TQO design
Update date：2025-12-09
Application:Air,other rubber,agricultural testing and analysis equipment and related,pressure control valve,gas turbine,extruder,mechanical and electrical,Broadcasting System,steam Hydraulic control element,Hydraulic Equipment,Industrial
Similar models:BT4B 331259 BG/HA1C325
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11163/11300	41.275	76.2	18.009	Bearings, units and housings
15748	39.7002	68.99	11.91	Seals
16368	41.275	69.85	7.95	Seals
29296	480	650	103	Bearings, units and housings
32209	45	85	24.75	Bearings, units and housings
48689	123.825	152.425	12.7	Seals
6238	190	340	55	Bearings, units and housings
FSAF 22312 T	60	-	-	Bearings, units and housings
K 89318 M	90	155		Bearings, units and housings
SAF 1222 TLC	110	-	-	Bearings, units and housings
SAF 1507 x 1.1/4	31.75	-	-	Bearings, units and housings
W 61703 R	17	23	4	Bearings, units and housings

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