Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 330903 A

330903 A

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		901.7	mm
D		1295.4	mm
B		901.7	mm
T		914.4	mm
d₁	≈	985	mm
D₁	≈	1148	mm
r_1,2	min.	4.8	mm
r_3,4	min.	12.7	mm

Calculation data

Basic dynamic load rating	C	30800	kN
Basic static load rating	C₀	86500	kN
Fatigue load limit	P_u	5000	kN
Comparative radial load rating	C_F	8300	kN
Comparative axial load rating	C_Fa	1380	kN
Thrust factor	K	1.74
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

4170

Model Number: 330903 A
Inner Diameter：901.7mm Outer Diameter：1295.4mm 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：2024-12-13
Application:universal category,forklift industry,Cylinder Pneumatic Treatment Element,electronic materials,directional control valve,motor,Other machinery,rolling mill roll neck and slowdown device,electric hydraulic lifting platform,marine analysis and testing equipment,fabric products
Similar models:330903 A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
25x38x7 HMS5 RG	25	38	7	Seals
5151	12.7	34.93	6.35	Seals
7024 CB/HCP4AL	120	180	28	Bearings, units and housings
71876 ACGAMB	380	480	46	Bearings, units and housings
BT4B 334002 G/HA1VA901	660	855	-	Bearings, units and housings
FYTJ 30 KF	25	-	-	Bearings, units and housings
IR 55x60x25	55	60	25	Bearings, units and housings
NJ 214 ECP	70	125	24	Bearings, units and housings
PSM 223230 A51	22	32	30	Bearings, units and housings
SAF 1613 x 2.1/4	57.15	-	-	Bearings, units and housings
SYNT 65 LTF	65	-	-	Bearings, units and housings
YEL 212-207-2F	61.913	110	77.8	Bearings, units and housings

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