Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 331559/HA4

BT4B 331559/HA4

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		1080	mm
D		1450	mm
B		950	mm
T		950	mm
d₁	≈	1160	mm
D₁	≈	1310	mm
r_1,2	min.	5	mm
r_3,4	min.	12	mm

Calculation data

Basic dynamic load rating	C	33600	kN
Basic static load rating	C₀	108000	kN
Fatigue load limit	P_u	5850	kN
Comparative radial load rating	C_F	9000	kN
Comparative axial load rating	C_Fa	1480	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

4450

Model Number: BT4B 331559/HA4
Inner Diameter：1080mm Outer Diameter：1450mm 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:small diesel generators,die casting mold,security equipment,machining,agrochemical,enzyme,chamfer,Traffic Fire Protection Equipment Security equipment,Blood coagulation reagent,sheet industry,forming machine
Similar models:BT4B 331559/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22319 EJA/VA405	95	200	67	Bearings, units and housings
27x43x7 HMSA10 V	27	43	7	Seals
625/HR22T2	5	16	5	Bearings, units and housings
63001-2RS1	12	28	12	Bearings, units and housings
68760	174.625	215.9	12.7	Seals
80x110x12 HMSA10 V	80	110	12	Seals
IR 75x85x54	75	85	54	Bearings, units and housings
NF 28/1060 ECM/HB1	1060	1280	128	Bearings, units and housings
OKBS 57	57	-	-
S7012 CE/P4A	60	95	18	Bearings, units and housings
SAF 1315	75	-	-	Bearings, units and housings
SAF 22338 T	190	-	-	Bearings, units and housings

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Hot number： 239/600 CA/W33 23976 CC/W33 25590/25520 32216 3303 A-2Z 70/900 AMB GRA 3030 K 81260 M NA 22/6.2RSX OKC 045 PCZ 2012 E SNL 3240 SNL 218 SYE 3 N-118 W 628/8 R-2Z