Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF N 304 ECP

N 304 ECP

SKF Explorer

Dimensions

d		20	mm
D		52	mm
B		15	mm
d₁	≈	31.2	mm
E		45.5	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
s	max.	0.9	mm

Abutment dimensions

d_a	min.	26.1	mm
d_a	max.	44	mm
D_a	min.	47	mm
D_a	max.	48	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	35.5	kN
Basic static load rating	C₀	26	kN
Fatigue load limit	P_u	3.25	kN
Reference speed		15000	r/min
Limiting speed		18000	r/min
Calculation factor	k_r	0.12
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.15

Model Number: N 304 ECP
Inner Diameter：20mm Outer Diameter：52mm Width：15mm
Reference speed:18000 r/min Limiting speed:15000 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2026-04-19
Application:chemical instruments,transportation equipment,chemical raw materials and reagents,leather processing,manual Tools,Hydraulic Hose,water protection,fruit and vegetable processing,test equipment,test laboratory equipment and accessories,Pump
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