Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 331148 A

331148 A

Design

Design variant/feature

TQO/GWI

Dimensions

d		584.2	mm
D		762	mm
B		396.875	mm
T		401.638	mm
d₁	≈	620	mm
D₁	≈	688	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	22400	kN
Fatigue load limit	P_u	1560	kN
Comparative radial load rating	C_F	2040	kN
Comparative axial load rating	C_Fa	472	kN
Thrust factor	K	1.24
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

485

Model Number: 331148 A
Inner Diameter：584.2mm Outer Diameter：762mm 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:metallurgical mold,thin metal materials,Medical room equipment,Wire grinder,Anti-defibrillation pacing,embroidery cloth,Plastic molding,Laser Devices,enzyme,spreader series,wheel lathe
Similar models:331148 A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
130x160x12 CRW1 V	130	160	12	Seals
19970	50.8	76.12	9.53	Seals
7009 CE/P4AL	45	75	16	Bearings, units and housings
7318 BECBY	90	190	43	Bearings, units and housings
D/W R10 R-2Z	15.875	34.925	8.733	Bearings, units and housings
FSAF 1616 TLC	68.2625	-	-	Bearings, units and housings
FYNT 60 F	60	-	-	Bearings, units and housings
GEM 25 ESX-2LS	25	42	29	Bearings, units and housings
NU 217 ECM/HC5C3	85	150	28	Bearings, units and housings
SNW 117x2.15/16	74.6125	112.0394	83.8708	Bearings, units and housings
Z 207 F	35	-	6	Seals
YET 205-100	25.4	52	21.5	Bearings, units and housings

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