Bearing 30256 NSK
Tapered roller bearings 30256
Bearing number : 30256
Size (mm) : 280x500x89
Brand : NSK
Bore Diameter (mm) : 280
Outer Diameter (mm) : 500
Width (mm) : 89
Bearing dimensions and specification in NSK catalogue:
d – 280 mm
D – 500 mm
T – 89 mm
B – 80 mm
C – 67 mm
a – 98,5 mm
r min. – 6 mm
r1 min. – 5 mm
da min. – 313 mm
Da min – 436 mm
Da max. – 478 mm
db max. – 339 mm
Db min. – 462 mm
ra max. – 5 mm
rb max. – 4 mm
Weight – 66,3 Kg
Basic dynamic load rating (C) – 1240 kN
Basic static load rating (C0) – 1900 kN
(Grease) Lubrication Speed – 630 r/min
(Oil) Lubrication Speed – 850 r/min
Calculation factor (e) – 0,44
Calculation factor (Y0) – 0,74
Calculation factor (Y1) – 1,4
Tags : NSK,280x500x89NSK 30256 BearingHRD Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands
including NSK bearing, SKF bearing, FAG bearing, KOYO bearings, TIMKEN 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.
NSK 30256 Bearing
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.