Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 408

NJ 408

Dimensions

d		40	mm
D		110	mm
B		27	mm
d₁	≈	64.8	mm
D₁	≈	85.3	mm
F		58	mm
r_1,2	min.	2	mm
r_3,4	min.	2	mm
s	max.	2.5	mm

Abutment dimensions

d_a	min.	52	mm
d_a	max.	56	mm
d_b	min.	67	mm
D_a	max.	99	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	96.8	kN
Basic static load rating	C₀	90	kN
Fatigue load limit	P_u	11.6	kN
Reference speed		7000	r/min
Limiting speed		8500	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

1.31

Model Number: NJ 408
Inner Diameter：40mm Outer Diameter：110mm Width：27mm
Reference speed:8500 r/min Limiting speed:7000 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:security equipment,teaching equipment,coal,Broadcasting System,machining,power source,Spectrum Products,instrumentation instrument,medical equipment,orthodontic material,electrostatic protection
Similar models:NJ 408 PSM 081408 A51 GEZM 408 ES GEZ 408 ESX-2LS GEZH 408 ESX-2LS PSM 040804 A51 52408 PSM 040806 A51 GEZM 408 ES-2RS 24088 ECAK30/W33
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71952 ACD/P4A	260	360	46	Bearings, units and housings
81256 M	280	380	80	Bearings, units and housings
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NATR 5 X	5	16	11	Bearings, units and housings
NUP 2226 ECP	130	230	64	Bearings, units and housings
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SNP 3076x14	355.6	380	196.4182	Bearings, units and housings
W 024	121.9454	157.1752	-	Bearings, units and housings

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