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

330662 E/C480

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		355.6	mm
D		482.6	mm
B		265.113	mm
T		269.875	mm
d₁	≈	382	mm
D₁	≈	432	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4000	kN
Basic static load rating	C₀	8000	kN
Fatigue load limit	P_u	655	kN
Comparative radial load rating	C_F	850	kN
Comparative axial load rating	C_Fa	198	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

140

Model Number: TQO design
Inner Diameter：355.6mm Outer Diameter：482.6mm 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:Automation,other mold,pneumatic Pump,wheel lathe,Other machinery,power tools,hydraulic control element,dynamic blood pressure,special broaching machine,forklift industry,ship special
Similar models:BC2B 322217 NUP 238 ECM K 8x11x13 TN ICOS-D1B06 TN9 319436 DA-2LS GEZH 304 ES-2LS SAF 1517 x 2.13/16 T 3307 A-2RS1TN9/MT33 SAFS 22520 x 3.1/2 T 319352
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Model No.	Inner Diameter	Outer Diameter	Width	Type
510 VE R	497	-	-	Seals
8x24x7 HMS5 RG	8	24	7	Seals
K 28x33x17	28	33	17	Bearings, units and housings
KM 18	16	-	90	Bearings, units and housings
NKIA 5904	20	37	23	Bearings, units and housings
NNU 41/1060 M/W33	1060	1660	600	Bearings, units and housings
NUTR 4090 X	40	90	32	Bearings, units and housings
PF 25 TF	25	-	-	Bearings, units and housings
PRMF 303420	30	34	20	Bearings, units and housings
SSAFS 22534 x 5.7/8 TLC	149.225	-	-	Bearings, units and housings
SSAFS 23056 KAT x 9.15/16	252.4125	-	-	Bearings, units and housings
TU 1.1/2 TF	38.1	-	-	Bearings, units and housings

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Hot number： 36990/36920 45550 71803 CD/HCP4 99856 FSAF 23024 KATLC x 4.3/16 K 45x53x21 N 1011 KTN/HC5SP NA 4822 NRT 650 A NUP 206 ECML PRM 182115 RNA 2201.2RS SNP 3288x16.1/2 SSAFS 22536 x 6.1/2 YEL 204-2F