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Spherical Roller Bearing Solid-Block Mounted Bearings feature rugged cast-steel housings and double-row spherical roller bearings. Designed to offer protection from contaminants, these Mounted Bearings accommodate shaft sizes from 1-7/16” to 7” (40 mm to 180 mm) and most metric sizes. This product line was formerly known as “QM Blue Brute Bearings.”
Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 22212

Shaft Size

 N/A 55 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QVFNL12V055SB QVFNL12V055SC QVFNL12V055SEB QVFNL12V055SEC QVFNL12V055SEM QVFNL12V055SEN QVFNL12V055SEO QVFNL12V055SET QVFNL12V055SM QVFNL12V055SN QVFNL12V055SO QVFNL12V055ST

Locking Style

 N/A Single V-Lock

Housing Construction

 N/A Three-Bolt Triangular Flange

Dimensions

Dimension A

 N/A 6.82 in173.2 mm

Dimension BC

 N/A 7.09 in180 mm

Dimension C

 N/A 3.16 in80.3 mm

Dimension D

 N/A 5 in127 mm

Dimension L

 N/A 3.21 in81.5 mm

Dimension E

 N/A 6.14 in155.9 mm

Dimension F

 N/A 8.27 in210 mm

Dimension H

 N/A 0.59 in15 mm

Dimension J (Bolt Size)

 N/A 0.5 in12 mm

Dimension M

 N/A 2.01 in51 mm

Dimension N

 N/A 2.32 in59 mm

Dimension RV

 N/A 0.02 in0.5 mm

Dimension SV

 N/A 3.19 in81 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 39000 lbf174000 N

C - Dynamic Load (Basic)

 N/A 38100 lbf169000 N

e - Geometry Factor

 N/A 0.24

Y1 - Geometry Factor

 N/A 2.86

Y2 - Geometry Factor

 N/A 4.25

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 2000 rpm

Oil Lubrication - T Seal

 N/A 3500 rpm

Oil Lubrication - B/C/O Seal

 N/A 1650 rpm

Grease Lubrication - M/N Seal

 N/A 2000 rpm

Grease Lubrication - T Seal

 N/A 3000 rpm

Grease Lubrication - B/C/O Seal

 N/A 1550 rpm

Engineering Bearing Attributes

Float

 N/A 0.050 in1.270 mm

Shaft Tolerance

 N/A 0.0015 in0.038 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0030

Eng Internal Radial Clearance - Max

 N/A 0.0037

Pre Install Clearance Min

 N/A 0.0030 in0.075 mm

Pre Install Clearance Max

 N/A 0.0037 in0.094 mm