239/670-B-K-MB-Spherical Roller Bearing

d	670 mm
D	900 mm
B	170 mm
Cr	4,300,000 N
C0r	10,600,000 N
C	760,000 N
nG	710 1/min
nϑr	375 1/min
≈m	307 kg

d	693 mm
D	877 mm
r	5 mm
d	730 mm
d	689 mm
B	20 mm

r	6 mm
D1	831.5 mm
ds	12.5 mm
ns	23.5 mm

T	-30 degree
T	200 degree

e	0.17
Y1	3.95
Y2	5.88
Y0	3.86

	H39/670-HG
	AH39/670-H

 

Spherical roller bearings are designed to handle heavy radial and axial loads, even in conditions of misalignment and shaft deflection. These bearings feature a spherical outer raceway and two rows of barrel-shaped rollers, enabling them to accommodate angular misalignment between the outer and inner rings. This capability makes them ideal for applications where shaft deflection or mounting errors are common. Additionally, their robust construction ensures long service life, even under heavy vibration or impact loads. Enhanced lubrication channels and seals in advanced designs further reduce friction and wear.

These bearings offer several advantages, making them versatile and reliable in various applications. Their design allows them to handle significant loads while maintaining performance in harsh environments, thus reducing maintenance and downtime. Improved designs also lead to lower operating temperatures and extended grease life, enhancing overall efficiency. The combination of long service life and reduced maintenance needs makes spherical roller bearings a cost-effective choice for many industries.

Spherical roller bearings find extensive use in industrial machinery, particularly in mining, construction, and material handling equipment where high loads and misalignment are prevalent. They are also essential in power generation equipment, such as wind turbines, that require robust and reliable bearing solutions. In the automotive sector, these bearings are utilized in heavy-duty vehicles and trucks where durability and load capacity are crucial. Furthermore, they are ideal for paper mills in the pulp and paper industry, where they must withstand heavy loads and harsh operating conditions.

	d	D	B
23256-BEA-XL-K-MB1-H40	280	500	176
23164-BEA-XL-K-2RSR-MB1	320	540	176
22356-BEA-XL-K-MB1	280	580	175
22356-BEA-XL-K-MB1-C3	280	580	175
22356-BEA-XL-MB1	280	580	175
22356-BEA-XL-MB1-C3	280	580	175
23252-BEA-XL-K-MB1	260	480	174
23252-BEA-XL-K-MB1-C2	260	480	174
23252-BEA-XL-K-MB1-C3	260	480	174
23252-BEA-XL-K-MB1-C4	260	480	174
23252-BEA-XL-MB1	260	480	174
23252-BEA-XL-MB1-C4	260	480	174
23252-BEA-XL-MB1-C2	260	480	174
23252-BEA-XL-MB1-C3	260	480	174
248/750-B-MB-C3	750	920	170
22272-BEA-XL-K-MB1	360	650	170
239/670-B-K-MB	670	900	170
239/670-B-K-MB-C3	670	900	170
239/670-B-MB-C3	670	900	170
239/670-B-MB	670	900	170

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