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 332827 E/C850

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		650	mm
D		1030	mm
B		560	mm
T		560	mm
d₁	≈	741	mm
D₁	≈	916	mm
r_1,2	min.	15	mm
r_3,4	min.	10	mm

Calculation data

Basic dynamic load rating	C	20800	kN
Basic static load rating	C₀	38000	kN
Fatigue load limit	P_u	2550	kN
Comparative radial load rating	C_F	4500	kN
Comparative axial load rating	C_Fa	701	kN
Thrust factor	K	1.84
Calculation factor	e	0.31
Calculation factor	Y₁	2.2
Calculation factor	Y₂	3.3
Calculation factor	Y₀	2.2

Mass

Mass bearing

1790

Model Number: TQO design
Inner Diameter：650mm Outer Diameter：1030mm 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：2026-04-16
Application:crimping tools,historical instruments,relay,mechanical and electrical,journal lathe,chromatography,leather processing,equipment,auto tools,metallurgy,Textile Industry Accessories and Accessories
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23820	60.325	91.47	11.13	Seals
30330/DF	150	320	-	Bearings, units and housings
418003	1671	-	-	Seals
618/9	9	17	4	Bearings, units and housings
7028 ACD/P4A	140	210	33	Bearings, units and housings
99365	93.6752	102.235	23.8252	Seals
HA 3032	138.1125	190	93	Bearings, units and housings
OH 2348 H	220	240	199	Bearings, units and housings
QJ 226 N2MA	130	230	40	Bearings, units and housings
TUJ 25 TF	25	-	-	Bearings, units and housings
W 32	162.2806	214.3252	-	Bearings, units and housings
W 619/4 R-2Z	4	11	4	Bearings, units and housings

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Hot number： 17191 6305 ETN9 75x95x10 HMS5 V 76255 81296 M BGSB 358235 BD-C 2315 K-H 2315 FYWK 1.15/16 LTA NKI 6/16 TN NKX 25 OKC 720 PSM 556540 A51 S7012 ACB/P4A SNW 3124x4.1/4 W 619/6