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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Nut Tapered Adapter Solid-Mounted Bearings > Double Nut Tapered Adapter Four-Bolt Pillow Block > Part Number TAAPK12K055S  
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Part Number TAAPK12K055S, Double Nut Tapered Adapter Four-Bolt Pillow Block


 



Unit of Measure: Imperial Metric Both

Specifications  · Dimensions  · Radial and Thrust Factors  · Engineering Seal Speed  · Engineering Bearing Attributes  · Engineering Internal Radial Clearance

Specifications

Engineering Group
Mounted Bearing

Bearing Number
22212

Shaft Size
55 mm

Shaft Size Type
Metric

Full Timken Part Number
TAAPK12K055SB
TAAPK12K055SC
TAAPK12K055SEB
TAAPK12K055SEC
TAAPK12K055SEM
TAAPK12K055SEN
TAAPK12K055SEO
TAAPK12K055SET
TAAPK12K055SM
TAAPK12K055SN
TAAPK12K055SO
TAAPK12K055ST

Locking Style
Double Nut Tapered Adapter

Housing Construction
Four-Bolt Pillow Block


Dimensions

Dimension A
3 in
76.2 mm

Dimension B
5.78 in
146.8 mm

Dimension C
3.14 in
79.8 mm

Dimension D Min
7.69 in
195.3 mm

Dimension D Max
8.81 in
223.8 mm

Dimension E
2.63 in
66.8 mm

Dimension F
11.25 in
285.5 mm

Dimension G
4.13 in
104.9 mm

Dimension H
1.13 in
28.7 mm

Dimension J (Bolt Size)
0.625 in
16 mm

Dimension L
3.55 in
90.2 mm

Dimension MT
1.62 in
41.1 mm

Dimension RTT
0.27 in
6.9 mm

Dimension ST
3.08 in
78.3 mm


Radial and Thrust Factors

C0 - Static Load
39000 lbf
174000 N

C - Dynamic Load (Basic)
38100 lbf
169000 N

e - Geometry Factor
0.24

Y1 - Geometry Factor
2.84

Y2 - Geometry Factor
4.23


Engineering Seal Speed

Oil Lubrication - M/N Seal
2000 rpm

Oil Lubrication - T Seal
3500 rpm

Oil Lubrication - B/C/O Seal
1650 rpm

Grease Lubrication - M/N Seal
2000 rpm

Grease Lubrication - T Seal
3000 rpm

Grease Lubrication - B/C/O Seal
1550 rpm


Engineering Bearing Attributes

Float
0.05 in
1.27 mm

Shaft Tolerance
0.0015 in
0.038 mm


Engineering Internal Radial Clearance

Pre Install Clearance Min
0.003 in
0.075 mm

Pre Install Clearance Max
0.0037 in
0.094 mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS



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