Part Number QVVPR22V312S, Double V-Lock Four-Bolt Pillow Block On The Timken Company


All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double V-Lock Solid-Block Mounted Bearings > Double V-Lock Four-Bolt Pillow Block > Part Number QVVPR22V312S


	Part Number QVVPR22V312S, Double V-Lock Four-Bolt Pillow Block

Timken-Mounted-Bearing-Double-V-Lock-Four-Bolt-Pillow-Block

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Double V-Lock Four-Bolt Pillow 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		22222

Shaft Size		3 3/4 in

Shaft Size Type		Imperial

Full Timken Part Number		QVVPR22V312SB QVVPR22V312SC QVVPR22V312SEB QVVPR22V312SEC QVVPR22V312SEM QVVPR22V312SEN QVVPR22V312SEO QVVPR22V312SET QVVPR22V312SM QVVPR22V312SN QVVPR22V312SO QVVPR22V312ST

Locking Style		Double V-Lock

Housing Construction		Four-Bolt Pillow Block

Dimensions

Dimension A		4.25 in 108 mm

Dimension B		8.78 in 223 mm

Dimension C		5.5 in 139.62 mm

Dimension D Min		10.88 in 276.4 mm

Dimension D Max		13.38 in 339.9 mm

Dimension E		2-1/4 in 57.2 mm

Dimension F		14.88 in 378 mm

Dimension G		4.31 in 109.5 mm

Dimension H		1.4 in 35.6 mm

Dimension J (Bolt Size)		0.75 in 20 mm

Dimension L		4.67 in 118.7 mm

Dimension RVV		0.54 in 13.6 mm

Dimension SVV		5.03 in 127.9 mm

Radial and Thrust Factors

C0 - Static Load		147000 lbf 653000 N

C - Dynamic Load (Basic)		125000 lbf 555000 N

e - Geometry Factor		0.25

Y1 - Geometry Factor		2.73

Y2 - Geometry Factor		4.06

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		0.0053 in 0.135 mm

Pre Install Clearance Max		0.0067 in 0.170 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 QVVPR22V312S, Double V-Lock Four-Bolt Pillow Block

Engineering Group

Bearing Number

Shaft Size

Shaft Size Type

Full Timken Part Number

Locking Style

Housing Construction

Dimension A

Dimension B

Dimension C

Dimension D Min

Dimension D Max

Dimension E

Dimension F

Dimension G

Dimension H

Dimension J (Bolt Size)

Dimension L

Dimension RVV

Dimension SVV

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