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Single V-Lock Three Bolt Square Flange Block
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ENGINEERED BEARINGS
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Mounted Bearings
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Mounted Solid-Block Spherical Roller Bearings
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Single V-Lock Solid-Block Mounted Bearings
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Single V-Lock Three Bolt Square Flange Block
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Part Number QVFNL12V055S
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Part Number QVFNL12V055S, Single V-Lock Three Bolt Square Flange Block
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.”
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Unit of Measure:
Imperial
Metric
Both
Specifications
·
Dimensions
·
Radial and Thrust Factors
·
Engineering Seal Speed
·
Engineering Bearing Attributes
·
Engineering Internal Radial Clearance
Specifications
Engineering Group
Mounted Bearing
Bearing Number
22212
Shaft Size
55
mm
Shaft Size Type
Metric
Full Timken Part Number
QVFNL12V055SB
QVFNL12V055SC
QVFNL12V055SEB
QVFNL12V055SEC
QVFNL12V055SEM
QVFNL12V055SEN
QVFNL12V055SEO
QVFNL12V055SET
QVFNL12V055SM
QVFNL12V055SN
QVFNL12V055SO
QVFNL12V055ST
Locking Style
Single V-Lock
Housing Construction
Three-Bolt Triangular Flange
Dimensions
Dimension A
6.82
in
173.2
mm
Dimension BC
7.09
in
180
mm
Dimension C
3.16
in
80.3
mm
Dimension D
5
in
127
mm
Dimension L
3.21
in
81.5
mm
Dimension E
6.14
in
155.9
mm
Dimension F
8.27
in
210
mm
Dimension H
0.59
in
15
mm
Dimension J (Bolt Size)
0.5
in
12
mm
Dimension M
2.01
in
51
mm
Dimension N
2.32
in
59
mm
Dimension RV
0.02
in
0.5
mm
Dimension SV
3.19
in
81
mm
Radial and Thrust Factors
C0 - Static Load
39000
lbf
174000
N
C - Dynamic Load (Basic)
38100
lbf
169000
N
e - Geometry Factor
0.24
Y1 - Geometry Factor
2.86
Y2 - Geometry Factor
4.25
Engineering Seal Speed
Oil Lubrication - M/N Seal
2000
rpm
Oil Lubrication - T Seal
3500
rpm
Oil Lubrication - B/C/O Seal
1650
rpm
Grease Lubrication - M/N Seal
2000
rpm
Grease Lubrication - T Seal
3000
rpm
Grease Lubrication - B/C/O Seal
1550
rpm
Engineering Bearing Attributes
Float
0.050
in
1.270
mm
Shaft Tolerance
0.0015
in
0.038
mm
Engineering Internal Radial Clearance
Eng Internal Radial Clearance - Min
0.0030
Eng Internal Radial Clearance - Max
0.0037
Pre Install Clearance Min
0.0030
in
0.075
mm
Pre Install Clearance Max
0.0037
in
0.094
mm
VIEW CAD DRAWING
·
3D
·
2D Front View
·
2D Left View
·
2D Sales Drawing
DOWNLOADS
Bearing Life Calculation Tool
Eng Seal Temperatures
TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS
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The Timken Company. ©
The Timken Company.
©
The Timken Company.