Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 321 ECML

NJ 321 ECML

SKF Explorer

Dimensions

d		105	mm
D		225	mm
B		49	mm
d₁	≈	145	mm
D₁	≈	190	mm
F		133	mm
r_1,2	min.	3	mm
r_3,4	min.	3	mm
s	max.	3.4	mm

Abutment dimensions

d_a	min.	119	mm
d_a	max.	129	mm
d_b	min.	148	mm
D_a	max.	209.4	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	500	kN
Basic static load rating	C₀	500	kN
Fatigue load limit	P_u	57	kN
Reference speed		3200	r/min
Limiting speed		5600	r/min
Calculation factor	k_r	0.23
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

10.3

Model Number: NJ 321 ECML
Inner Diameter：105mm Outer Diameter：225mm Width：49mm
Reference speed:5600 r/min Limiting speed:3200 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：2024-12-13
Application:motor,ventilator anesthesia machine etc,climb ladder,security equipment,circulating pump,municipal machinery,preservation equipment,other mold,Polymer,Spectrum Products,education model Instruments
Similar models:332169 AA 6321-2Z 33216/DF 3212 ATN9 3212 A 3217 A NJ 321 ECP AHX 3218 3210 A-2RS1TN9/MT33 31321 X
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1200680	304.8	361.95	25.4	Seals
16719	42.8752	63.55	7.95	Seals
21320 EK + AHX 320	95	215	47	Bearings, units and housings
33018	90	140	39	Bearings, units and housings
6125	15.875	23.7	4.78	Seals
6307-2ZNR	35	80	21	Bearings, units and housings
86533	-	-	34.93	Seals
NUH 2320 ECMH	100	215	73	Bearings, units and housings
PSM 183530 A51	18	35	30	Bearings, units and housings
SYE 2 N	50.8	-	-	Bearings, units and housings
SYK 506	-	-	-	Bearings, units and housings
W 602 R	2	7	2.8	Bearings, units and housings

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