SKF Bearing
NSK Bearing
FAG Bearing
TIMKEN Bearing
INA Bearing
NTN Bearing
KOYO Bearing
NACHI Bearing
Bearing 7228BDT (NTN)
Angular contact ball bearings 7228BDT
Bearing number : 7228BDT
Size (mm) : 140x250x42
Brand : NTN
Bore Diameter (mm) : 140
Outer Diameter (mm) : 250
Width (mm) : 42
Bearing dimensions and specification in NTN catalogue:
d – 140 mm
D – 250 mm
B – 42 mm
ra1 max. – 1 mm
Angle (α) – 40 °
a – 103 mm
r min. – 3 mm
r1 min. – 1,1 mm
2B – 84 mm
da min. – 154 mm
Da max. – 236 mm
ra max. – 2,5 mm
Db max – 243 mm
Weight – 17,56 Kg
Basic dynamic load rating (C) – 297 kN
Basic static load rating (C0) – 390 kN
(Grease) Lubrication Speed – 1 900 r/min
(Oil) Lubrication Speed – 2 500 r/min
Tags : NTN,140x250x42HRD Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands
including NTN 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.
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.
