Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 308 ECM

NJ 308 ECM

SKF Explorer

Dimensions

d		40	mm
D		90	mm
B		23	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.	1.4	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	93	kN
Basic static load rating	C₀	78	kN
Fatigue load limit	P_u	10.2	kN
Reference speed		8000	r/min
Limiting speed		9500	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.79

Associated products

Angle ring

HJ 308 EC

Model Number: NJ 308 ECM
Inner Diameter：40mm Outer Diameter：90mm Width：23mm
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：2024-12-18
Application:Machine Tool Accessories,motor,steam Hydraulic control element,CNC,Pneumatic Actuator,Vertical machining,office equipment,tower crane,floor industry,flow control valve,axle lathe
Similar models:1308 ETN9 22308 E YSA 208-2FK + H 2308 SNL 3088 TURT 23088 CAK/W33 6308-Z HM 3080 SNL 3084 TURT BD-23084 CAK/W33-AOH 3084 G 308-ZNR
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AHX 2310	45	50	50	Bearings, units and housings
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OKCX 280	280		-
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