Radial taper roller bearings M278749D-M278710-TIMKEN-571.5x812.8x285.75 mm


Description :

TIMKEN M278749D/M278710 consists of a single-piece (double) inner ring M278749D plus two single outer ring M278710. It is normally supplied complete with an outer-ring spacer as a pre-set assembly.


The drawings:


d = bearing inner diameter
D = bearing outer diameter
T = width
B = Inner ring width
C = Outer ring width
E = small inner diameter of the outer ring
a = 1/2 contact angle of the outer ring
r1 = chamfer height of large end face of the inner ring
r2 = chamfer width of the large end face of the inner ring
r3 = chamfer height of large end face of the outer ring
r4 = chamfer width of a large end face of the inner ring
r5 = chamfer height and width of the small end face of inner and outer rings


Features And Applications:

• Tapered roller bearings have tapered inner and outer ring raceways between which tapered rollers are arranged
• The projection lines of all the tapered surfaces meet at a common point on the bearing axis
• Their design makes tapered roller bearings particularly suitable for the accommodation of combined (radial and axial) loads.

FAQ:

YGB Bearing Co., Ltd is an integrated and modern enterprise engaged in the R&D, manufacture, and sales of high-quality bearings. We are the Bearing experts serving the OEM throughout  China as well as the international markets, such as deep groove ball bearing, spherical roller bearing and tapered roller bearing as well as other kinds of bearings.

Since its inception, thanks to the support and love of people from all walks of life, the company has cooperated with hundreds of customers, in line with the principle of "quality first, honesty first" to win the praise of customers!