Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 28/1000 ECMA/HB1

NJ 28/1000 ECMA/HB1

Dimensions

d		1000	mm
D		1220	mm
B		128	mm
d₁	≈	1075	mm
D₁	≈	1143	mm
F		1053	mm
r_1,2	min.	6	mm
s	max.	7.6	mm

Abutment dimensions

d_a	min.	1023	mm
d_a	max.	1040	mm
d_b	min.	1082	mm
D_a	max.	1197	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	3520	kN
Basic static load rating	C₀	9500	kN
Fatigue load limit	P_u	585	kN
Reference speed		400	r/min
Limiting speed		530	r/min
Calculation factor	k_r	0
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

340

Model Number: NJ 28/1000 ECMA/HB1
Inner Diameter：1000mm Outer Diameter：1220mm Width：128mm
Reference speed:530 r/min Limiting speed:400 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：2026-04-17
Application:Internal thread type,lifting equipment Hoisting hoist,test equipment,auto tools,electric hydraulic lifting platform,Processing machinery,noise reduction equipment,metallurgy,animal,ventilation heating equipment,mechanical and electrical
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