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：2026-04-16
Application:construction machinery and equipment,reinforced machinery,Sensors,stirrer,ship special,Cylinder Type,dye pigments,glass processing machine,equipment and,Machine Tool Accessories,tapping machine
Similar models:SNL 3096 BD-C 3092 KM-AOHX 3092 G H 309 E 3309 ATN9 OH 3096 H BD-23092 CAK/W33-OH 3092 H 6309-ZNR 7309 BEGAPH NU 2309 ECP NUP 2309 ECML
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Model No.	Inner Diameter	Outer Diameter	Width	Type
18562	47.625	65.07	7.95	Seals
19219	49.2252	63.55	7.14	Seals
618/1000 MA	1000	1220	100	Bearings, units and housings
66219	168.275	196.85	12.7	Seals
81152 M	260	320	45	Bearings, units and housings
7211 CD/HCP4A	55	100	21	Bearings, units and housings
91358	-	-	60	Seals
AOHX 30/710	670	710	286	Bearings, units and housings
OKF 170	170	390	-
PRMF 606530	60	65	30	Bearings, units and housings
SAF 22632	138.1125	-	-	Bearings, units and housings
SILKB 20 F	20	-	25	Bearings, units and housings

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