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

NJ 228 ECJ

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

8.62

Associated products

Angle ring

HJ 228 EC

Model Number: NJ 228 ECJ
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：2025-12-09
Application:Embroidery,office equipment,tooth filling,medical equipment,Medical room equipment,textile machinery,electronic materials,roller lathe,tapered grinder,marine analysis and testing equipment,boring bar boring bar
Similar models:NCF 2228 V SY 40 TF/VA228 SY 60 TF/VA228 YAR 204-012-2FW/VA228 YAR 206-103-2FW/VA228 30228/DF SAW 23228 TLC SY 1.11/16 TF/VA228 SY 1.3/4 TF/VA228 FY 2. TF/VA228
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13797	34.925	61.9	6.35	Seals
26284	66.675	95.28	9.53	Seals
35x55x8 HMS5 V	35	55	8	Seals
525627	593.725	-	-	Seals
6200/HR11TN	10	30	9	Bearings, units and housings
7628	19.05	41.25	6.35	Seals
C 31/750 KMB	750	1220	365	Bearings, units and housings
SAF 22510 T	42.8625	-	-	Bearings, units and housings
SNW 44x7.13/16	198.4375	279.527	149.6314	Bearings, units and housings
SYR 3 11/16 N	93.6625	-	-	Bearings, units and housings
TUWK 25 LTHR	25	-	-	Bearings, units and housings
W 630/3 R-2Z	3	9	5	Bearings, units and housings

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Hot number： 17624 18658 23044 CCK/W33 + AOH 3044 G 29870 38x55x8 HMS5 V 65x88x12 HMSA10 V BTM 140 AM/HCP4CDB HJ 311 EC NUP 2216 ECP SAF 22620 TLC SAW 23544 x 7.13/16 TLC YET 207/VL065 SYE 1 3/4 SYJ 25 TF W 60/2.5