Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 252 MA

NJ 252 MA

Dimensions

d		260	mm
D		480	mm
B		80	mm
d₁	≈	340	mm
D₁	≈	397	mm
F		320	mm
r_1,2	min.	5	mm
s	max.	3.4	mm

Abutment dimensions

d_a	min.	280	mm
d_a	max.	313	mm
d_b	min.	344	mm
D_a	max.	460	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	1170	kN
Basic static load rating	C₀	1700	kN
Fatigue load limit	P_u	150	kN
Reference speed		1400	r/min
Limiting speed		2000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

Model Number: NJ 252 MA
Inner Diameter：260mm Outer Diameter：480mm Width：80mm
Reference speed:2000 r/min Limiting speed:1400 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：2026-07-29
Application:food packaging,ventilation fans,Storage Tool,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,hinge industry,Switch,equipment,aerial work equipment,meat products machine,Internal thread type,cooling system
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Model No. Inner Diameter Outer Diameter Width Type

19407
332167
71805 ACD/HCP4
76255
SAF 23040 KA x 7.1/4

Purchase the SKF NJ 252 MA Cylindrical roller bearings, single row Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
19407
332167
71805 ACD/HCP4
76255
SAF 23040 KA x 7.1/4