All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Tapered Adapter Solid-Block Mounted Bearings > Tapered Adapter Four-Bolt Pillow Block > Part Number TAPK26K408S  

Part Number TAPK26K408S, Tapered Adapter Four-Bolt Pillow Block

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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
22226

Shaft Size
4 1/2 in

Shaft Size Type
Imperial

Full Timken Part Number
TAPK26K408SB
TAPK26K408SC
TAPK26K408SEB
TAPK26K408SEC
TAPK26K408SEM
TAPK26K408SEN
TAPK26K408SEO
TAPK26K408SET
TAPK26K408SM
TAPK26K408SN
TAPK26K408SO
TAPK26K408ST

Locking Style
Tapered Adapter

Housing Construction
Four-Bolt Pillow Block

UPC Code
0883450132077
0883450132084
0883450132091
0883450132107
0883450199230
0883450276672
0883450276870
0883450309110
0883450309127
0883450309134
0883450309141
0883450309158


Dimensions

Dimension A
6.125 in
155.6 mm

Dimension B
11.15 in
283.2 mm

Dimension C
6.5 in
165.1 mm

Dimension D Min
15.25 in
387.4 mm

Dimension D Max
16.75 in
425.5 mm

Dimension E
4.25 in
108 mm

Dimension F
20.25 in
514.4 mm

Dimension G
6.75 in
171.5 mm

Dimension H
2 in
50.8 mm

Dimension J (Bolt Size)
1.125 in
24 mm

Dimension L
6.2 in
157.5 mm

Dimension M
2.83 in
71.9 mm

Dimension S
4.76 in
120.9 mm


Radial and Thrust Factors

C0 - Static Load
212000 lbf
945000 N

C - Dynamic Load (Basic)
170000 lbf
757000 N

e - Geometry Factor
0.26

Y1 - Geometry Factor
2.62

Y2 - Geometry Factor
3.9


Engineering Seal Speed

Oil Lubrication - M/N Seal
700 rpm

Oil Lubrication - T Seal
1500 rpm

Oil Lubrication - B/C/O Seal
400 rpm

Grease Lubrication - M/N Seal
700 rpm

Grease Lubrication - T Seal
1000 rpm

Grease Lubrication - B/C/O Seal
400 rpm


Engineering Bearing Attributes

Float
0.083 in
2.108 mm

Shaft Tolerance
0.0040 in
0.102 mm


Engineering Internal Radial Clearance

Pre Install Clearance Min
0.0063 in
0.160 mm

Pre Install Clearance Max
0.0079 in
0.201 mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS