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

BT4-8135 E/C750

SKF Explorer

Design

Design variant/feature

TQON/GW

Dimensions

d		490	mm
D		625	mm
B		385	mm
T		385	mm
d₁	≈	514	mm
D₁	≈	583	mm
r_1,2	min.	3	mm
r_3,4	min.	4	mm

Calculation data

Basic dynamic load rating	C	7100	kN
Basic static load rating	C₀	16300	kN
Fatigue load limit	P_u	1220	kN
Comparative radial load rating	C_F	1500	kN
Comparative axial load rating	C_Fa	235	kN
Thrust factor	K	1.83
Calculation factor	e	0.31
Calculation factor	Y₁	2.2
Calculation factor	Y₂	3.3
Calculation factor	Y₀	2.2

Mass

Mass bearing

282

Model Number: TQO design
Inner Diameter：490mm Outer Diameter：625mm 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:hydraulic pressure gauge,static control,dynamic blood pressure,air conditioning tools,forklift truck,orthodontic material,building decoration raw materials and accessories,plastic molding,ventilation heating equipment,small diesel generators,Material handling equipment
Similar models:TUWK 1.1/4 LTA FY 2.7/16 DUTF BD-22205 EK-H 305 SAFS 22532 x 5.1/2 TLC SAFS 22224 6302-2RSH 22256 CCK/W33 32322 312 NR GEZM 104 ES-2RS
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Model No.	Inner Diameter	Outer Diameter	Width	Type
38x55x7 HMSA10 V	38	55	7	Seals
43150	109.5248	152.4	-	Seals
6767	17.4752	31.75	7.95	Seals
891/530 M	530	640	67	Bearings, units and housings
AH 24038	180	190	118	Bearings, units and housings
BD-C 31/750 KMB-AOH 31/750	710	1220	365	Bearings, units and housings
GS 81109	45	65	4	Bearings, units and housings
HME 3160	40	-	300	Bearings, units and housings
NUH 2332 ECMH/PEX	160	340	114	Bearings, units and housings
PBM 071212 M1	7	12	12	Bearings, units and housings
PCZ 6460 M	101.6	106.3625	95.25	Bearings, units and housings
RLS 28	88.9	165.1	28.575	Bearings, units and housings

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Hot number： 110x150x12 HMSA10 RG 6214 NR 71916 CE/P4AH1 71919 CE/P4A 7453 BT4-8111 E2/C725 BT4B 328159/HA1 FY 30 LF L 432349/310 PL 750 SAF 1518 SAFS 23026 KA x 4.7/16 SAW 23518 T W 638/3 R-2RS1 YAR 205-2RF/HV