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Unit of Measure

Specifications

Engineering Group

Mounted Bearing

Bearing Number

22215

Shaft Size

2 3/4 in

Shaft Size Type

Imperial

Full Timken Part Number

QMMH15J212SB QMMH15J212SC QMMH15J212SEB QMMH15J212SEC QMMH15J212SEM QMMH15J212SEN QMMH15J212SEO QMMH15J212SET QMMH15J212SM QMMH15J212SN QMMH15J212SO QMMH15J212ST

Locking Style

Eccentric

UPC Code

0883450417839 0883450417846 0883450417853 0883450417860 0883450417877 0883450417884 0883450417891 0883450417907 0883450417914 0883450417921 0883450417938 0883450417945

Dimensions

Dimension A

5.19 in131.8 mm

Dimension B

8.38 in212.9 mm

Dimension C

4.01 in101.9 mm

Dimension D

6.38 in162.1 mm

Dimension E

2.0 in50.8 mm

Dimension F

2 in50.8 mm

Dimension G

2.75 in69.9 mm

Dimension K

1.25 in31.8 mm

Dimension L

3.62 in91.9 mm

Dimension M

2.37 in60.2 mm

Dimension R

0 in0 mm

Dimension S

3.62 in91.9 mm

Thread Size J

1-8UNC

Radial and Thrust Factors

C0 - Static Load

54100 lbf240000 N

C - Dynamic Load (Basic)

49900 lbf222000 N

e - Geometry Factor

0.22

Y1 - Geometry Factor

3.14

Y2 - Geometry Factor

4.67

Engineering Seal Speed

Oil Lubrication - M/N Seal

1600 rpm

Oil Lubrication - T Seal

2900 rpm

Oil Lubrication - B/C/O Seal

1300 rpm

Grease Lubrication - M/N Seal

1600 rpm

Grease Lubrication - T Seal

2400 rpm

Grease Lubrication - B/C/O Seal

1300 rpm

Engineering Bearing Attributes

Float

0.083 in2.108 mm

Shaft Tolerance

0.0020 in0.051 mm

Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

0.0020

Eng Internal Radial Clearance - Max

0.0031

Pre Install Clearance Min

0.0020 in0.050 mm

Pre Install Clearance Max

0.0031 in0.080 mm