Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF 330990 A

330990 A

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		635	mm
D		901.7	mm
B		654.05	mm
T		654.05	mm
d₁	≈	694	mm
D₁	≈	800	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	15700	kN
Basic static load rating	C₀	45000	kN
Fatigue load limit	P_u	2900	kN
Comparative radial load rating	C_F	4250	kN
Comparative axial load rating	C_Fa	693	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

1420

Model Number: 330990 A
Inner Diameter：635mm Outer Diameter：901.7mm 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:coal mill,agrochemical,pump industry,test laboratory equipment and accessories,Medical equipment,heating fans,Blood coagulation reagent,magnetic elements,ventilator anesthesia machine etc,engine,education model Instruments
Similar models:330990 A
BEARING POWER International Trading Co.,Ltd. specialize in 330990A products，there is large inventory of SKF 330990 A Four-row tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 330990 A Which SKF 330990A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
17620	44.45	70.7644	7.4676	Seals
6328 M	140	300	62	Bearings, units and housings
71956 CD/HCP4A	280	380	46	Bearings, units and housings
BEAM 040115-2RZ	40	115	46	Bearings, units and housings
BD-C 2215 K-AH 315 G	70	130	31	Bearings, units and housings
HJ 211 EC	55	70.8	9.5	Bearings, units and housings
NNC 4868 CV	340	420	80	Bearings, units and housings
NNC 4934 CV	170	230	60	Bearings, units and housings
OKCX 160	160		-
PCZ 3240 E	50.8	55.5625	63.5	Bearings, units and housings
S7010 ACB/HCP4A	50	80	16	Bearings, units and housings
SSAFS 22516 x 2.5/8 TLC	66.675	-	-	Bearings, units and housings

Purchase the SKF 330990 A Four-row tapered roller bearings, TQO design Please fill in the following

Hot number： 16011 20x35x7 CRW1 V 20x40x7 CRW1 V BD-21314 EK-AH 314 G 32910 38x52x8 HMS5 V 4939 51101 V/HR22T2 7001 CE/P4AH 91398 SAF 22630 TLC S7201 CD/HCP4A SAF 22326 T SAF 22522 YEL 206-102-2F