Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 303 ECP

NJ 303 ECP

SKF Explorer

Dimensions

d		17	mm
D		47	mm
B		14	mm
d₁	≈	27.7	mm
D₁	≈	36.75	mm
F		24.2	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
s	max.	1	mm

Abutment dimensions

d_a	min.	22.1	mm
d_a	max.	23.1	mm
d_b	min.	29	mm
D_a	max.	41.7	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	28.5	kN
Basic static load rating	C₀	20.4	kN
Fatigue load limit	P_u	2.55	kN
Reference speed		17000	r/min
Limiting speed		20000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.12

Model Number: NJ 303 ECP
Inner Diameter：17mm Outer Diameter：47mm Width：14mm
Reference speed:20000 r/min Limiting speed:17000 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：2021-06-06
Application:Machine Tool Accessories,hydraulic pressure gauge,suction nozzle,Machine tool accessories,Material handling equipment,machine lathe,power tools,gantry processing,root canal filling,bathroom facilities,injection molding machine
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Model No.	Inner Diameter	Outer Diameter	Width	Type
27x47x7 HMS5 V	27	47	7	Seals
32 VS R	29	-	-	Seals
71960 ACDMA/P4A	300	420	56	Bearings, units and housings
9686	24.9936	38.07	6.35	Seals
C 3236	180	320	112	Bearings, units and housings
FYTJ 40 TF	40	-	-	Bearings, units and housings
HM 3188	70	-	440	Bearings, units and housings
K 15x21x15	15	21	15	Bearings, units and housings
NCF 3084 CV	420	620	150	Bearings, units and housings
OKF 530	530	1125	-
PBMF 172512 M1G1	17	25	12	Bearings, units and housings
SAFS 23038 KAT x 6.15/16	176.2125	-	-	Bearings, units and housings

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