Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 90381/90744

90381/90744

SKF Explorer

Dimension series

90300

Dimensions

d		96.838	mm
D		188.912	mm
T		50.8	mm
d₁	≈	145.7	mm
B		46.038	mm
C		31.75	mm
r_1,2	min.	3.5	mm
r_3,4	min.	3.3	mm
a		61.669	mm

Abutment dimensions

d_a	max.	114	mm
d_b	min.	111.5	mm
D_a	min.	148	mm
D_a	max.	176	mm
D_b	min.	179	mm
C_a	min.	6	mm
C_b	min.	19	mm
r_a	max.	3.5	mm
r_b	max.	3.3	mm

Calculation data

Basic dynamic load rating	C	348	kN
Basic static load rating	C₀	375	kN
Fatigue load limit	P_u	41.5	kN
Reference speed		2600	r/min
Limiting speed		3400	r/min
Calculation factor	e	0.88
Calculation factor	Y	0.68
Calculation factor	Y₀	0.4

Mass

Mass bearing

5.76

Model Number: 90381/90744
Inner Diameter：96.838mm Outer Diameter：188.912mm Width：50.8mm
Reference speed:3400 r/min Limiting speed:2600 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2026-04-16
Application:electronic components,lifting upgrade,Material handling equipment,Storage Device,stamping die,switch,squeeze machine etc,forming machine,respirator,metal mold,injection molding machine
Similar models:90381/90744
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Model No.	Inner Diameter	Outer Diameter	Width	Type
17847	45.2374	69.85	12.7	Seals
12350	31.75	42.85	7.95	Seals
17746	44.45	81	7.95	Seals
35422	89.9922	115.0112	13.0048	Seals
400850	76	-	-	Seals
7021 CD/P4AL	105	160	26	Bearings, units and housings
HE 2338	171.45	240	169	Bearings, units and housings
NU 29/500 ECMA	500	670	100	Bearings, units and housings
SAL 60 ES-2RS	60	-	44	Bearings, units and housings
SD 26x34x4	26	34	4	Seals
SIKB 8 F	8	-	12	Bearings, units and housings
W 61804	20	32	7	Bearings, units and housings

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