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

BT4B 331977 E/C725

SKF Explorer

Design

Design variant/feature

TQO/GWI

Dimensions

d		460	mm
D		610	mm
B		360	mm
T		360	mm
d₁	≈	479	mm
D₁	≈	565	mm
r_1,2	min.	3	mm
r_3,4	min.	6	mm

Calculation data

Basic dynamic load rating	C	7500	kN
Basic static load rating	C₀	16300	kN
Fatigue load limit	P_u	1250	kN
Comparative radial load rating	C_F	1600	kN
Comparative axial load rating	C_Fa	259	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

291

Model Number: TQO design
Inner Diameter：460mm Outer Diameter：610mm 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:extruder,scientific instruments,hot and cold box,Oral Image,Optical detection,vertical pull,Broadcasting System,Storage Tool,equipment,gear type,electromagnet
Similar models:24164 CCK30/W33 NNC 4972 CV K 10x14x10 TN NU 2984 ECMA 62212-2RS1 71909 CD/HCP4A GEZ 600 ES FSAF 1215 TLC SSAFS 22536 x 6.5/16 PBMF 220240140 M1G1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
17523	44.45	69.85	7.95	Seals
30 VA R	27	-	-	Seals
54316 + U 316	65	140	86.1	Bearings, units and housings
7021 ACD/P4AH1	105	160	26	Bearings, units and housings
71821 ACD/HCP4	105	130	13	Bearings, units and housings
71972 AMB	360	480	56	Bearings, units and housings
AHX 311	50	55	37	Bearings, units and housings
H 212	55	60	38	Bearings, units and housings
HK 2216.2RS	22	28	16	Bearings, units and housings
MB 30	150	205	-	Bearings, units and housings
NK 28/20	28	37	20	Bearings, units and housings
TUWK 3/4 LTA	19.05	-	-	Bearings, units and housings

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