Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 18/1120 ECMA

NJ 18/1120 ECMA

Dimensions

d		1120	mm
D		1360	mm
B		106	mm
d₁	≈	1202	mm
D₁	≈	1290	mm
F		1182	mm
r_1,2	min.	6	mm
s	max.	9.8	mm

Abutment dimensions

d_a	min.	1143	mm
d_a	max.	1175	mm
d_b	min.	1210	mm
D_a	max.	1337	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	3410	kN
Basic static load rating	C₀	8650	kN
Fatigue load limit	P_u	510	kN
Reference speed		340	r/min
Limiting speed		430	r/min
Calculation factor	k_r	0.05
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

341

Model Number: NJ 18/1120 ECMA
Inner Diameter：1120mm Outer Diameter：1360mm Width：106mm
Reference speed:430 r/min Limiting speed:340 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：2026-06-25
Application:chamfering machine etc,Machine tools,industrial skin care,electrocardiograph,Oral Image,decoration machinery,stamping die,hydraulic pressure gauge,pneumatic,flexible processing,motorcycle
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Model No. Inner Diameter Outer Diameter Width Type

4933
99376
PBM 202840 M1G1
PCM 13514080 E
PPM 121415

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Model No.	Inner Diameter	Outer Diameter	Width	Type
4933
99376
PBM 202840 M1G1
PCM 13514080 E
PPM 121415