Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 221 ECML

NU 221 ECML

SKF Explorer

Dimensions

d		105	mm
D		190	mm
B		36	mm
D₁	≈	165	mm
F		125	mm
r_1,2	min.	2.1	mm
r_3,4	min.	2.1	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	117	mm
d_a	max.	122	mm
d_b	min.	128	mm
D_a	max.	177.3	mm
r_a	max.	2	mm
r_b	max.	2	mm

Calculation data

Basic dynamic load rating	C	300	kN
Basic static load rating	C₀	315	kN
Fatigue load limit	P_u	36.5	kN
Reference speed		3800	r/min
Limiting speed		6300	r/min
Calculation factor	k_r	0.23
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

4.39

Associated products

Angle ring

HJ 221 EC

Model Number: NU 221 ECML
Inner Diameter：105mm Outer Diameter：190mm Width：36mm
Reference speed:6300 r/min Limiting speed:3800 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：2026-08-24
Application:Broadcasting System,bathroom facilities,agriculture,mobile toilet,chamfering machine etc,Embroidery,Storage Tool,noise reduction equipment,Hydraulic Hose,electric pump,other mold
Similar models:SAF 22217 NJ 2214 ECP 52214 NJ 2212 ECP 2213 EKTN9 32217 NJ 2212 ECM 2210 ETN9 52217 FSAF 22215 T
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Model No. Inner Diameter Outer Diameter Width Type

8627
BT4B 332963 B/HA1
NJ 320 ECJ
PWTR 35.2RS
SAF 23026 KATLC x 4.5/16

Purchase the SKF NU 221 ECML Cylindrical roller bearings, single row Please fill in the following

Hot number： BD-22218 EK-H 318 BD-23226 CCK/W33-H 2326 6324-Z 7013 CE/HCP4AL 71924 CB/P4A 729 ACD/P4A 81215 TN 91348 FYR 1 3/4 NKX 12 SE 515-612 SHR 80 SY 1.3/4 TF/VA228 W 61803 R-2Z W 61808 R-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
8627
BT4B 332963 B/HA1
NJ 320 ECJ
PWTR 35.2RS
SAF 23026 KATLC x 4.5/16