The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Unit of Measure

Specifications

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 23230

Shaft Size

 N/A 140 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A QMMC30J140SB QMMC30J140SC QMMC30J140SEB QMMC30J140SEC QMMC30J140SEM QMMC30J140SEN QMMC30J140SEO QMMC30J140SET QMMC30J140SM QMMC30J140SN QMMC30J140SO QMMC30J140ST

Locking Style

 N/A Eccentric

Housing Construction

 N/A Cartridge

UPC Code

 N/A 0883450396981 0883450396998 0883450397001 0883450397018 0883450397025 0883450397032 0883450397049 0883450397056 0883450397063 0883450397070 0883450397087 0883450397094

Dimensions

Dimension A

 N/A 0.78 in19.8 mm

Dimension B

 N/A 1.5 in38.1 mm

Dimension C

 N/A 8.07 in205 mm

Dimension D

 N/A 0.22 in5.6 mm

Dimension F

 N/A 11.5000 in292.100 mm

Dimension G

 N/A 6.08 in154.4 mm

Dimension K

 N/A 2.99 in75.9 mm

Dimension L Exp

 N/A 7.49 in190.2 mm

Dimension L Fix

 N/A 7.41 in188.2 mm

Dimension M

 N/A 4.57 in116.1 mm

Dimension R

 N/A -0.15 in-3.8 mm

Dimension S

 N/A 7.56 in192 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 372000 lbf1660000 N

C - Dynamic Load (Basic)

 N/A 286000 lbf1270000 N

e - Geometry Factor

 N/A 0.32

Y1 - Geometry Factor

 N/A 2.08

Y2 - Geometry Factor

 N/A 3.10

Engineering Seal Speed

Oil Lubrication - M/N Seal

 N/A 650 rpm

Oil Lubrication - T Seal

 N/A 950 rpm

Oil Lubrication - B/C/O Seal

 N/A 350 rpm

Grease Lubrication - M/N Seal

 N/A 600 rpm

Grease Lubrication - T Seal

 N/A 800 rpm

Grease Lubrication - B/C/O Seal

 N/A 350 rpm

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm

Shaft Tolerance

 N/A 0.0050 in0.127 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

 N/A 0.0043

Eng Internal Radial Clearance - Max

 N/A 0.0067

Pre Install Clearance Min

 N/A 0.0043 in0.110 mm

Pre Install Clearance Max

 N/A 0.0067 in0.170 mm