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

BT4-8162 E81/C480

SKF Explorer

Design

Design variant/feature

TQOSN/GWSI

Dimensions

d		355.6	mm
D		482.6	mm
B		265.113	mm
T		269.875	mm
d₁	≈	383	mm
D₁	≈	435	mm
r_1,2	min.	1.5	mm
r_3,4	min.	3.3	mm

Calculation data

Basic dynamic load rating	C	4150	kN
Basic static load rating	C₀	8150	kN
Fatigue load limit	P_u	670	kN
Comparative radial load rating	C_F	865	kN
Comparative axial load rating	C_Fa	202	kN
Thrust factor	K	1.24
Calculation factor	e	0.46
Calculation factor	Y₁	1.5
Calculation factor	Y₂	2.2
Calculation factor	Y₀	1.4

Mass

Mass bearing

138

Model Number: TQO design
Inner Diameter：355.6mm Outer Diameter：482.6mm 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:Cutting Machine,large agricultural machinery,respirator,motor,injection molding machine,Broadcasting System,sanitation facilities,floor industry,stirrer,air conditioning tools,standing experimental equipment
Similar models:HM 30/710 SAFS 23038 KA x 6.7/8 NJ 230 ECJ T2ED 070 PFD 1.1/4 TR SE 210 SAFS 22515-11 TLC 22330-2CS5K/VT143 KRV 30 B W 6304-2RZ
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11908	30.226	53.98	7.95	Seals
15x25x5 HMS5 RG	15	25	5	Seals
23038 CC/W33	190	290	75	Bearings, units and housings
99111	28	34.925	12.7	Seals
FSAF 22613 x 2.1/4	57.15	-	-	Bearings, units and housings
GE 120 ES-2LS	120	180	85	Bearings, units and housings
H 309	40	45	39	Bearings, units and housings
NKX 60	60	72	40	Bearings, units and housings
PCZ 4032 E	63.5	68.2625	50.8	Bearings, units and housings
PSMF 152025 A51	15	20	25	Bearings, units and housings
SNW 3040x7.3/16	182.5625	239.8522	120.396	Bearings, units and housings
W 6304-2Z	20	52	15	Bearings, units and housings

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