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  • 6903N

6903N Bearing | Loyal

6903N interchange NACHI 6903N
6903N cross reference NACHI 6903N
6903N Equivalent bearing interchange guide:
Price: enquiry
Model Number: 6903N
D 30 mm
d 17 mm
B 7 mm
C 7 mm
a 1.3 mm
b 0.95 mm
r1 0.3 mm
D1 28.7 mm
Width 7 mm
Weight 0.019 Kg
r min. 0.3 mm
r1 min. 0.3 mm
a (max) 1.3 mm
da (min) 19 mm
Cy (max) 1.8 mm
Da (max) 28 mm
Dx (min) 33.5 mm
ra (max) 0.3 mm
Factor fo 14.7
Bore Type Cylindrical Bore
Enclosure Open
Size (mm) 17x30x7
Bore Size 17 mm
Width (mm) 7
Groove Width 1 mm
Configuration Single Row
Bearing number 6903N
Groove Diameter 28.7 mm
Outside Diameter 30 mm
Radial Clearance 0.003 to 0.018 mm
Static Load Rating 2,550 N
Bore Diameter (mm) 17
Dynamic Load Rating 4,600 N
Outer Diameter (mm) 30
Limiting Speed - Oil 29,000 rpm
Fillet Radius/Chamfer 0.3 mm
Limiting Speed - Grease 24,000 rpm
(Grease) Lubrication Speed 24000 r/min
Basic static load rating (C0) 2,55 kN
Basic dynamic load rating (C) 4,6 kN


ZKX11-32 Tapered bore (with adapter) inch - ZK series

DVIS: A-1/4-28UNF

CNSORDERNO: Medium-duty(X)

SDI: ZKX11-32

SD: 2.00000000

UCHA214-44 with Setscrew(inch)

CNSORDERNO: A-R1/8

SDI: UCHA214-44

DVIS: 2 3/4

SD: Normal-duty(2)

UCTH205-14J-150 with Setscrew(inch)

CNSORDERNO: Normal-duty(2)

TOGN: UCTH205-14J-150

SDI: B-1/4-28UNF

SD: 7/8

UCTH209-26J-300 with Setscrew(inch)

CNSORDERNO: Normal-duty(2)

TOGN: UCTH209-26J-300

SDI: B-1/4-28UNF

SD: 1 5/8

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