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

BT4-8166 E8/C350

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		409.575	mm
D		546.1	mm
B		334.962	mm
T		334.962	mm
d₁	≈	433	mm
D₁	≈	494	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	5850	kN
Basic static load rating	C₀	12500	kN
Fatigue load limit	P_u	965	kN
Comparative radial load rating	C_F	1250	kN
Comparative axial load rating	C_Fa	241	kN
Thrust factor	K	1.47
Calculation factor	e	0.4
Calculation factor	Y₁	1.7
Calculation factor	Y₂	2.5
Calculation factor	Y₀	1.6

Mass

Mass bearing

215

Model Number: TQO design
Inner Diameter：409.575mm Outer Diameter：546.1mm 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:bathroom facilities,gear type,industrial fans,Spectrum Products,Vacuum generator,Animal Tracking,metallurgy,security equipment,power source,bio-chemical,other processing
Similar models:FY 1. TF/VA201 SAF 22518 x 3.1/16 TLC NUP 2216 ECML 891/1000 M PBM 759070 M1G1 S7008 CE/P4A BD-C 3040 K-H 3040 SAW 23534 x 5.13/16 215-2Z FYAWK 1.1/4 ALTHR
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1400 VL V	1270	-	-	Seals
19785	50.8	68.99	9.53	Seals
24913	63.5	82.58	12.7	Seals
293/530 EM	530	800	160	Bearings, units and housings
55x70x8 HMS5 RG	55	70	8	Seals
BT2B 332764	774.7	965.2	-	Bearings, units and housings
BT4B 328912 G/HA1VA901	355.6	488.95	-	Bearings, units and housings
C 3196 KMB	480	790	248	Bearings, units and housings
FYTJ 506	-	-	-	Bearings, units and housings
NNCF 5013 CV	65	100	46	Bearings, units and housings
PCM 252830 E	25	28	30	Bearings, units and housings
SNW 3126x4.7/16	112.7125	130	95.3008	Bearings, units and housings

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Hot number： 1380/1328 19746 2000238 32240T228/DB FYTWK 1.1/4 AYTA GB 3018 NJ 2211 ECML NNCL 4960 CV NU 217 ECM/C3VL0241 NUP 211 ECJ PWTR 20.2RS SAF 1215 TLC SSAFS 22528 x 5 T W 61912-2Z WBB1-8705 R-2Z