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Unit of Measure

Key Dimensions

Engineering Group

 N/A Mounted Bearing

Bearing Number

 N/A 23138

Shaft Size

 N/A 170 mm

Shaft Size Type

 N/A Metric

Full Timken Part Number

 N/A TAAPH638K170SB TAAPH638K170SC TAAPH638K170SEB TAAPH638K170SEC TAAPH638K170SEM TAAPH638K170SEN TAAPH638K170SEO TAAPH638K170SET TAAPH638K170SMT TAAPH638K170SNT TAAPH638K170SO TAAPH638K170ST

Locking Style

 N/A Double Nut Tapered Adapter

Housing Construction

 N/A Four-Bolt Pillow Block

Other Dimensions

Dimension A

 N/A 9.5 in241.3 mm

Dimension B

 N/A 17.8 in452.1 mm

Dimension C

 N/A 9.45 in240 mm

Dimension D Min

 N/A 24.75 in268.7 mm

Dimension D Max

 N/A 27.88 in708 mm

Dimension E

 N/A 5.25 in133.4 mm

Dimension F

 N/A 32.75 in831.9 mm

Dimension G

 N/A 8.25 in209.6 mm

Dimension H

 N/A 2.95 in74.9 mm

Dimension J (Bolt Size)

 N/A 1.5 in36 mm

Dimension L

 N/A 8.26 in210 mm

Dimension MT

 N/A 4.13 in104.9 mm

Dimension RTT

 N/A 0.6 in15.2 mm

Dimension ST

 N/A 8.17 in207.5 mm

Radial and Thrust Factors

C0 - Static Load

 N/A 525000 lbf2340000 N

C - Dynamic Load (Basic)

 N/A 365000 lbf1630000 N

e - Geometry Factor

 N/A 0.3

Y1 - Geometry Factor

 N/A 2.26

Y2 - Geometry Factor

 N/A 3.36

Engineering Bearing Attributes

Float

 N/A 0.083 in2.108 mm