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

BT4-8167 E81/C775

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		510	mm
D		655	mm
B		377	mm
T		379	mm
d₁	≈	535	mm
D₁	≈	606	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	7650	kN
Basic static load rating	C₀	17600	kN
Fatigue load limit	P_u	1320	kN
Comparative radial load rating	C_F	1900	kN
Comparative axial load rating	C_Fa	316	kN
Thrust factor	K	1.71
Calculation factor	e	0.35
Calculation factor	Y₁	1.9
Calculation factor	Y₂	2.9
Calculation factor	Y₀	1.8

Mass

Mass bearing

312

Model Number: TQO design
Inner Diameter：510mm Outer Diameter：655mm 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:preservation equipment,Reflective Materials Industrial fabrics,static control,Low-voltage electrical equipment,equipment,Individual Wire,air shower etc,agrochemical,organic raw materials,manual Tools,sawing machine
Similar models:PSMF 182418 A51 OH 3972 HE SY 1.5/16 FM W 61908-2RZ HJ 218 EC BTW 65 CTN9/SP NNC 4860 CV BK 3016 3203 A-2ZTN9/MT33 23026-2CS5/VT143
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Model No.	Inner Diameter	Outer Diameter	Width	Type
18880	47.625	78.87	12.7	Seals
2311 K	55	120	43	Bearings, units and housings
331291 B	812.8	1016	-	Bearings, units and housings
416506	1495	-	-	Seals
6012-2RZ	60	95	18	Bearings, units and housings
79620	201.6252	231.78	12.7	Seals
GE 90 TXG3A-2LS	90	130	50	Bearings, units and housings
GEH 45 ESL-2LS	45	75	28	Bearings, units and housings
HJ 10/600	600	695	55	Bearings, units and housings
NN 3008 KTN/SP	40	68	21	Bearings, units and housings
NNCF 4940 CV	200	280	80	Bearings, units and housings
NUP 1017 ML	85	130	22	Bearings, units and housings

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