Bearing 7903C (KOYO)
Japan’s Koyo bearing company produces tens of thousands of high-precision and high-quality Koyo bearing series products), providing information about aerospace technology, computer components, motors, high-speed trains, MRT trains, industrial machinery, CNC lathes, high-precision machining machines, automobile, locomotive industry, steel industry And other important components to make the best choice.
Bearing 7903C (KOYO)
Angular contact ball bearings 7903C
Bearing number : 7903C
Size (mm) : 17x30x7
Brand : KOYO
Bore Diameter (mm) : 17
Outer Diameter (mm) : 30
Width (mm) : 7
Bearing dimensions and specification in KOYO catalogue:
d – 17 mm
D – 30 mm
B – 7 mm
C – 7 mm
Angle (α) – 15 °
a – 6.7 mm
r min. – 0.3 mm
r1 min. – 0.15 mm
da min. – 19.5 mm
Da max. – 27.5 mm
ra max. – 0.3 mm
Weight – 0.016 Kg
(Grease) Lubrication Speed – 36000 r/min
(Oil) Lubrication Speed – 47000 r/min
Calculation factor (f0) – 14.9
Tags : KOYO,17x30x7HRD Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands
including KOYO bearing, KOYO bearing, FAG bearing, NTN bearings, SKF bearings, deep groove ball
bearings, cylindrical roller bearings, tapered roller bearings, self-aligning ball bearings,thrust ball bearings, rolling mill
bearings, spherical roller thrust bearings, spherical bearings, adapter sleeves, withdrawal sleeves, lock nut, lock washer,
locking device, etc.
We can provide bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings,
spherical plain bearings, high temperature, super-precision bearings, as well as some rare types customized to your need.
Our bearings are exported to countries and regions in Europe (the UK, France, Italy, Germany), North America (USA, Canda),
Middle East and Southeast Asia.
Our goal is to exceed our customers’ expectation in providing quality products and continue to improve the services we
provide on a timely manner.
Please view the products at our website that we can supply. You can also contact our sales representative to request a
price quotation on the products that you are looking for that may not been shown on our website.