Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 332981/HA4

BT4B 332981/HA4

Design

Design variant/feature

TQO.1/GWI

Dimensions

d		877.888	mm
D		1220	mm
B		844.55	mm
T		844.55	mm
d₁	≈	950	mm
D₁	≈	1090	mm
r_1,2	min.	4.8	mm
r_3,4	min.	12.7	mm

Calculation data

Basic dynamic load rating	C	28100	kN
Basic static load rating	C₀	76500	kN
Fatigue load limit	P_u	4550	kN
Comparative radial load rating	C_F	6950	kN
Comparative axial load rating	C_Fa	1140	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

3080

Model Number: BT4B 332981/HA4
Inner Diameter：877.888mm Outer Diameter：1220mm 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：2021-06-10
Application:surgical instruments,coupling type,electromyography machine,Textile Industry Accessories and Accessories,universal category,wall industry,X-ray Equipment,power protection,ventilation fans,Perfusion device,Forklift industry
Similar models:BT4B 332981/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
16337	41.275	68.22	7.95	Seals
6012-2RZ	60	95	18	Bearings, units and housings
7316 BECCM	80	170	39	Bearings, units and housings
99367	95.3262	102.235	12.7	Seals
G 4x8x2 S	4	8	2	Seals
HE 2309	38.1	65	50	Bearings, units and housings
IR 22x28x20	22	28	20	Bearings, units and housings
NJ 324 ECJ	120	260	55	Bearings, units and housings
NNU 4876 K/W33	380	480	100	Bearings, units and housings
S71922 CD/HCP4A	110	150	20	Bearings, units and housings
SAF 1618 x 3.1/4 TLC	82.55	-	-	Bearings, units and housings
SAF 22320 T	100	-	-	Bearings, units and housings

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