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

BT4-8161 E81/C500

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		406.4	mm
D		546.1	mm
B		288.925	mm
T		288.925	mm
d₁	≈	434	mm
D₁	≈	496	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	5100	kN
Basic static load rating	C₀	10200	kN
Fatigue load limit	P_u	815	kN
Comparative radial load rating	C_F	1060	kN
Comparative axial load rating	C_Fa	250	kN
Thrust factor	K	1.22
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

186

Model Number: TQO design
Inner Diameter：406.4mm 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:shaft milling machine,organic raw materials,,surgical instruments,hook,Cylinder Micro,air conditioning tools,Film machine,Other Machine Tools,rehabilitation training equipment,Industrial Electromechanical
Similar models:6216 M HJ 2311 EC 331169 BG 3222 A D/W RW133-2ZS PSMF 304030 A51 BT2B 334041/HA3 BD-23992 CAK/W33-OH 3992 H 6207/HR11TN 6215
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331351	710	900	-	Bearings, units and housings
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401204	108	-	-	Seals
920x984x25 HDS2 V	920	984	25	Seals
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NU 210 ECKP	50	90	20	Bearings, units and housings
PPM 161820	16	18	20	Bearings, units and housings
SAF 22522 x 3.11/16 T	93.6625	-	-	Bearings, units and housings
SNL 317 TURU	85	-	-	Bearings, units and housings

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Hot number： 1850553 26297 308-Z 6310/VA201 BD-C 30/900 KMB-AOH 30/900 FYK 20 TR N 1015 KPHA/HC5SP NJ 217 ECJ PCM 15015580 E S7008 CB/P4A SAF 22517 x 2.13/16 SAF 23056 KA x 9.15/16 SHR 38 SNL 3276 SNW 3026x4.1/2