All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double V-Lock Solid-Block Mounted Bearings > Double V-Lock Two-Bolt Pillow Block > Part Number QVVPA20V308S  

Part Number QVVPA20V308S, Double V-Lock Two-Bolt Pillow Block

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Specifications  · Dimensions  · Radial and Thrust Factors  · Engineering Seal Speed  · Engineering Bearing Attributes  · Engineering Internal Radial Clearance

Specifications

Engineering Group
Mounted Bearing

Bearing Number
22220

Shaft Size
3 1/2 in

Shaft Size Type
Imperial

Full Timken Part Number
QVVPA20V308SB
QVVPA20V308SC
QVVPA20V308SEB
QVVPA20V308SEC
QVVPA20V308SEM
QVVPA20V308SEN
QVVPA20V308SEO
QVVPA20V308SET
QVVPA20V308SM
QVVPA20V308SN
QVVPA20V308SO
QVVPA20V308ST

Locking Style
Double V-Lock

Housing Construction
Two-Bolt Pillow Block

UPC Code
0883450073219
0883450073240
0883450208574
0883450208727
0883450221009
0883450221153
0883450233439
0883450233583
0883450242172
0883450242325
0883450247139
0883450247283


Dimensions

Dimension A
4.5 in
114.3 mm

Dimension B
8.63 in
219.2 mm

Dimension C
4.9 in
124.5 mm

Dimension D Min
10.88 in
276.4 mm

Dimension D Max
12.88 in
327.2 mm

Dimension F
14.5 in
368.3 mm

Dimension G
3.42 in
86.9 mm

Dimension H
1.63 in
41.4 mm

Dimension J (Bolt Size)
0.875 in
24 mm

Dimension L
4.03 in
102.4 mm

Dimension RVV
0.61 in
15.5 mm

Dimension SVV
4.63 in
117.6 mm


Radial and Thrust Factors

C0 - Static Load
113000 lbf
502000 N

C - Dynamic Load (Basic)
97700 lbf
435000 N

e - Geometry Factor
0.24

Y1 - Geometry Factor
2.85

Y2 - Geometry Factor
4.24


Engineering Seal Speed

Oil Lubrication - M/N Seal
1200 rpm

Oil Lubrication - T Seal
2000 rpm

Oil Lubrication - B/C/O Seal
900 rpm

Grease Lubrication - M/N Seal
1200 rpm

Grease Lubrication - T Seal
1600 rpm

Grease Lubrication - B/C/O Seal
900 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
0.0043

Eng Internal Radial Clearance - Max
0.0055

Pre Install Clearance Min
0.0043 in
0.110 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