Part Number QVFC20V308S, Single V-Lock Flange Block On The Timken Company


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 QVFC20V308S


	Part Number QVFC20V308S, Single V-Lock Flange Block

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Single V-Lock Four Bolt Square Flange Block - Dimensional Drawing

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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		QVFC20V308SB QVFC20V308SC QVFC20V308SEB QVFC20V308SEC QVFC20V308SEM QVFC20V308SEN QVFC20V308SEO QVFC20V308SET QVFC20V308SM QVFC20V308SN QVFC20V308SO QVFC20V308ST

Locking Style		Single V-Lock

Housing Construction		Flange Block

UPC Code		0883450041423 0883450207683 0883450207836 0883450220118 0883450220262 0883450232531 0883450232685 0883450241274 0883450241427 0883450246231 0883450246385 0883450296090

Dimensions

Dimension BC		11.02 in 279.9 mm

Dimension C		4.9 in 124.5 mm

Dimension D		9.06 in 230.1 mm

Dimension G		1.25 in 31.75 mm

Dimension L		4.14 in 105.2 mm

Dimension E		7.79 in 197.9 mm

Dimension F		9.76 in 247.9 mm

Dimension H		1.13 in 28.7 mm

Dimension J (Bolt Size)		0.75 in 20 mm

Dimension N		3.71 in 94.2 mm

Dimension RV		0.38 in 9.7 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		0.26

Y1 - Geometry Factor		2.84

Y2 - Geometry Factor		4.23

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

VIEW CAD DRAWING



· 3D


· 2D Front View


· 2D Left View


· 2D Sales Drawing

DOWNLOADS


		Bearing Life Calculation Tool

		Primary Sealing (PDF, 280KB)

		TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

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Part Number QVFC20V308S, Single V-Lock Flange Block

Engineering Group

Bearing Number

Shaft Size

Shaft Size Type

Full Timken Part Number

Locking Style

Housing Construction

UPC Code

Dimension BC

Dimension C

Dimension D

Dimension G

Dimension L

Dimension E

Dimension F

Dimension H

Dimension J (Bolt Size)

Dimension N

Dimension RV

Dimension SV

C0 - Static Load

C - Dynamic Load (Basic)

e - Geometry Factor

Y1 - Geometry Factor

Y2 - Geometry Factor

Oil Lubrication - M/N Seal

Oil Lubrication - T Seal

Oil Lubrication - B/C/O Seal

Grease Lubrication - M/N Seal

Grease Lubrication - T Seal

Grease Lubrication - B/C/O Seal

Float

Shaft Tolerance

Eng Internal Radial Clearance - Min

Eng Internal Radial Clearance - Max

Pre Install Clearance Min

Pre Install Clearance Max