All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Single V-Lock Solid-Block Mounted Bearings > Single V-Lock Four-Bolt Pillow Block > Part Number QVPK20V308S  

Part Number QVPK20V308S, Single V-Lock Four-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
QVPK20V308SB
QVPK20V308SC
QVPK20V308SEB
QVPK20V308SEC
QVPK20V308SEM
QVPK20V308SEN
QVPK20V308SEO
QVPK20V308SET
QVPK20V308SM
QVPK20V308SN
QVPK20V308SO
QVPK20V308ST

Locking Style
Single V-Lock

Housing Construction
Four-Bolt Pillow Block

UPC Code
0883450054867
0883450054966
0883450207089
0883450207232
0883450219518
0883450219662
0883450231930
0883450232081
0883450240673
0883450240826
0883450245630
0883450245784


Dimensions

Dimension A
5 in
127 mm

Dimension B
9.44 in
239.8 mm

Dimension C
4.9 in
124.5 mm

Dimension D Min
12.5 in
317.5 mm

Dimension D Max
14 in
355.6 mm

Dimension E
3.5 in
88.9 mm

Dimension F
16.75 in
425.5 mm

Dimension G
5.5 in
139.7 mm

Dimension H
1.63 in
41.4 mm

Dimension J (Bolt Size)
0.875 in
24 mm

Dimension L
5.07 in
128.8 mm

Dimension RV
0.55 in
14 mm

Dimension SV
3.75 in
95.3 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
0.109 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