Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 309 ECM

NJ 309 ECM

SKF Explorer

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₁	≈	64.4	mm
D₁	≈	83.2	mm
F		58.5	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1.5	mm
s	max.	1.7	mm

Abutment dimensions

d_a	min.	54	mm
d_a	max.	56	mm
d_b	min.	67	mm
D_a	max.	91.4	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	112	kN
Basic static load rating	C₀	100	kN
Fatigue load limit	P_u	12.9	kN
Reference speed		7500	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

1.06

Associated products

Angle ring

HJ 309 EC

Model Number: NJ 309 ECM
Inner Diameter：45mm Outer Diameter：100mm Width：25mm
Reference speed:8500 r/min Limiting speed:7500 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：2021-06-04
Application:lifting equipment Hoisting hoist,supporting facilities,Technical Equipment,Laser Devices,chamfer,labor insurance,multi-knife lathe,building decoration raw materials and accessories,Gas turbine,flow control valve,surgical instruments
Similar models:BD-C 3092 KM-AOHX 3092 G 7309 BEGAM 21309 E QJ 309 PHAS NJ 2309 ECP 7309 BECBP 1309 EKTN9 + H 309 QJ 344 N2/309829 21309 EK QJ 309 N2MA
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Model No.	Inner Diameter	Outer Diameter	Width	Type
30230/DF	150	270	-	Bearings, units and housings
6224-2RS1	120	215	40	Bearings, units and housings
7016 ACD/HCP4AL	80	125	22	Bearings, units and housings
85654	-	-	69.85	Seals
99821	36.5252	45.2374	17.4752	Seals
BD-C 30/710 KM-OH 30/710 H	670	1030	236	Bearings, units and housings
NK 19/20	19	27	20	Bearings, units and housings
NU 18/600 ECMA/HB1	600	730	60	Bearings, units and housings
SALKAC 10 M	10	-	14	Bearings, units and housings
SYE 2 11/16-3	68.2625	-	-	Bearings, units and housings
SYNT 100 FTS	100	-	-	Bearings, units and housings
SYR 2 7/16 N	61.9125	-	-	Bearings, units and housings

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