Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 2308 ECP

NJ 2308 ECP

SKF Explorer

Dimensions

d		40	mm
D		90	mm
B		33	mm
d₁	≈	57.5	mm
D₁	≈	75	mm
F		52	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1.5	mm
s	max.	2.9	mm

Abutment dimensions

d_a	min.	48	mm
d_a	max.	50	mm
d_b	min.	60	mm
D_a	max.	81.8	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	129	kN
Basic static load rating	C₀	120	kN
Fatigue load limit	P_u	15.3	kN
Reference speed		8000	r/min
Limiting speed		9500	r/min
Calculation factor	k_r	0.25
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

0.95

Model Number: NJ 2308 ECP
Inner Diameter：40mm Outer Diameter：90mm Width：33mm
Reference speed:9500 r/min Limiting speed:8000 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：2026-04-16
Application:medical Equipment,clean stationery,rehabilitation training equipment,electrostatic protection,Hydraulic Hose,dye pigments,Pest Monitoring,Embroidery,Plastic molding,marine analysis and testing equipment,ventilation equipment
Similar models:2308 EKTN9 23080 CC/W33 BD-23084 CAK/W33-AOH 3084 G 32308 SAF 22308 T 22308 E BD-BS2-2208-2RSK/VT143-H 2308 E BD-22308 EK-H 2308 AH 2308 NUP 2308 ECML
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Model No.	Inner Diameter	Outer Diameter	Width	Type
211-2Z	55	100	21	Bearings, units and housings
32217/DF	85	150	-	Bearings, units and housings
36359	92.075	126.97	9.53	Seals
592627	222.25	254	15.88	Seals
7017 CE/HCP4A	85	130	22	Bearings, units and housings
7236 BCBM	180	320	52	Bearings, units and housings
GEZ 106 ES-2LS	34.925	55.563	26.187	Bearings, units and housings
NUP 2319 ECJ	95	200	67	Bearings, units and housings
SAF 23028 KAT x 4.13/16	122.2375	-	-	Bearings, units and housings
SAW 23524 x 4.1/16 T	103.1875	-	-	Bearings, units and housings
W 6303-2Z	17	47	14	Bearings, units and housings
W 24	121.9454	164.3126	-	Bearings, units and housings

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