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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Single V-Lock Solid-Block Mounted Bearings > Single V-Lock Flange Block > Part Number QVFB22V312S  
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Part Number QVFB22V312S, Single V-Lock Flange Block


 



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
22222

Shaft Size
3 3/4 in

Shaft Size Type
Imperial

Full Timken Part Number
QVFB22V312SB
QVFB22V312SC
QVFB22V312SEB
QVFB22V312SEC
QVFB22V312SEM
QVFB22V312SEN
QVFB22V312SEO
QVFB22V312SET
QVFB22V312SM
QVFB22V312SN
QVFB22V312SO
QVFB22V312ST

Locking Style
Single V-Lock

Housing Construction
Flange Block

UPC Code
0883450149815
0883450149938
0883450154130
0883450154222
0883450177221
0883450177313
0883450187336
0883450187428
0883450279888
0883450279970
0883450284080
0883450284172


Dimensions

Dimension BC
12.2 in
309.9 mm

Dimension C
5.5 in
139.7 mm

Dimension D
10.04 in
255 mm

Dimension G
1.75 in
44.45 mm

Dimension L
4.41 in
112 mm

Dimension E
8.63 in
219.2 mm

Dimension F
10.8 in
274.3 mm

Dimension H
1.04 in
26.4 mm

Dimension J (Bolt Size)
0.75 in
20 mm

Dimension N
3.98 in
101.1 mm

Dimension RV
0.29 in
7.4 mm

Dimension SV
4.13 in
104.9 mm


Radial and Thrust Factors

C0 - Static Load
147000 lbf
653000 N

C - Dynamic Load (Basic)
125000 lbf
555000 N

e - Geometry Factor
0.26

Y1 - Geometry Factor
2.55

Y2 - Geometry Factor
3.80


Engineering Seal Speed

Oil Lubrication - M/N Seal
900 rpm

Oil Lubrication - T Seal
1700 rpm

Oil Lubrication - B/C/O Seal
600 rpm

Grease Lubrication - M/N Seal
900 rpm

Grease Lubrication - T Seal
1200 rpm

Grease Lubrication - B/C/O Seal
600 rpm


Engineering Bearing Attributes

Float
0.083 in
2.108 mm

Shaft Tolerance
0.0030 in
0.076 mm


Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min
0.0053

Eng Internal Radial Clearance - Max
0.0067

Pre Install Clearance Min
0.0043 in
0.109 mm

Pre Install Clearance Max
0.0055 in
0.140 mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS


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