All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Nut Tapered Adapter Solid-Mounted Bearings > Double Nut Tapered Adapter Flange Block > Part Number TAAFK20K308S  

Part Number TAAFK20K308S, Double Nut Tapered Adapter Flange 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
22220

Shaft Size
3 1/2 in

Shaft Size Type
Imperial

Full Timken Part Number
TAAFK20K308SB
TAAFK20K308SC
TAAFK20K308SEB
TAAFK20K308SEC
TAAFK20K308SEM
TAAFK20K308SEN
TAAFK20K308SEO
TAAFK20K308SET
TAAFK20K308SM
TAAFK20K308SN
TAAFK20K308SO
TAAFK20K308ST

Locking Style
Tapered Adapter

Housing Construction
Flange Block

UPC Code
0883450381246
0883450381253
0883450381260
0883450381277
0883450381284
0883450381291
0883450381307
0883450381314
0883450381321
0883450381338
0883450381345
0883450381352


Dimensions

Dimension BC
11-3/4 in
298.5 mm

Dimension C
5.12 in
130 mm

Dimension D
8.5 in
215.9 mm

Dimension E
8.31 in
211.1 mm

Dimension F
10.56 in
268.2 mm

Dimension H
1.5 in
38.1 mm

Dimension J (Bolt Size)
0.875 in
24 mm

Dimension L Exp
4.59 in
116.6 mm

Dimension L Fix
4.51 in
114.6 mm

Dimension MT
2.3 in
58.4 mm

Dimension N
4.06 in
103.1 mm

Dimension RTT
0.08 in
2 mm

Dimension ST
4.8 in
121.83 mm


Radial and Thrust Factors

C0 - Static Load
113000 lbf
502000 N

C - Dynamic Load (Basic)
97700 lbf
435000 N

e - Geometry Factor
0.26

Y1 - Geometry Factor
2.55

Y2 - Geometry Factor
3.80


Engineering Seal Speed

Oil Lubrication - M/N Seal
1200 rpm

Oil Lubrication - T Seal
2000 rpm

Oil Lubrication - B/C/O Seal
900 rpm

Grease Lubrication - M/N Seal
1200 rpm

Grease Lubrication - T Seal
1600 rpm

Grease Lubrication - B/C/O Seal
900 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
0.0043 in
0.110 mm

Pre Install Clearance Max
0.0055 in
0.140 mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 280KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS



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