Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 228 ECM

NJ 228 ECM

SKF Explorer

Dimensions

d		140	mm
D		250	mm
B		42	mm
d₁	≈	179	mm
D₁	≈	215.78	mm
F		169	mm
r_1,2	min.	3	mm
r_3,4	min.	3	mm
s	max.	2.5	mm

Abutment dimensions

d_a	min.	154	mm
d_a	max.	165	mm
d_b	min.	182	mm
D_a	max.	235	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	450	kN
Basic static load rating	C₀	510	kN
Fatigue load limit	P_u	57	kN
Reference speed		2800	r/min
Limiting speed		3200	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

9.55

Associated products

Angle ring

HJ 228 EC

Model Number: NJ 228 ECM
Inner Diameter：140mm Outer Diameter：250mm Width：42mm
Reference speed:3200 r/min Limiting speed:2800 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：2024-12-19
Application:cleaning agent,baler,car steering pin,plastic molding,equipment and,physical instruments,construction machinery and equipment,Cutting Machine,metering pump,electromagnetic clutch,Laser Measurements
Similar models:7228 CD/P4A 6308-2Z/VA228 FYT 50 TF/VA228 SAFS 22228 TLC C 2228 K 32228T158/DB SY 55 TF/VA228 FY 1.3/16 TF/VA228 NUH 2228 ECMH AHX 3228 G
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1211 EKTN9 + H 211	50	100	21	Bearings, units and housings
60/1000 MB	1000	1420	185	Bearings, units and housings
8649	22.225	33.22	6.35	Seals
7001 CE/HCP4A	12	28	8	Bearings, units and housings
7020 CE/HCP4A	100	150	24	Bearings, units and housings
76255	193.675	231.78	15.88	Seals
90056	229.8192	270	15.88	Seals
LM 361649 A/610	343.154	450.85	66.675	Bearings, units and housings
NKX 10 ZTN	10	19	23	Bearings, units and housings
NU 324 ECM	120	260	55	Bearings, units and housings
SIKAC 14 M	14	-	19	Bearings, units and housings
SNW 28x4.15/16	125.4125	140	100.8634	Bearings, units and housings

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