Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 2256 ECMA

NU 2256 ECMA

Dimensions

d		280	mm
D		500	mm
B		130	mm
D₁	≈	433	mm
F		333	mm
r_1,2	min.	5	mm
s	max.	10.2	mm

Abutment dimensions

d_a	min.	300	mm
d_a	max.	320	mm
d_b	min.	331	mm
D_a	max.	480	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	2200	kN
Basic static load rating	C₀	3450	kN
Fatigue load limit	P_u	305	kN
Reference speed		1200	r/min
Limiting speed		1900	r/min
Calculation factor	k_r	0.2
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

115

Model Number: NU 2256 ECMA
Inner Diameter：280mm Outer Diameter：500mm Width：130mm
Reference speed:1900 r/min Limiting speed:1200 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：2026-04-17
Application:packaging machinery,fabric products,chromatography,education model Instruments,root canal filling,medical equipment,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,dye pigments,medical equipment,medical equipment,hydraulic control element
Similar models:AOH 2256 G BD-22256 CCK/W33-AOH 2256 G 32256 HJ 2256 EC NU 2256 ECMA BD-22256 CCK/W33-OH 3156 H 22256 CCK/W33 22256 CC/W33 NU 2256 ECML 32256 J2
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