All Product Types > ENGINEERED BEARINGS > Ball Bearings > Angular Contact Ball Bearings  > Timken® Single Row Angular Contact Ball Bearings (7200, 7300) > Part Number 7303 BTN1/CN  

Part Number 7303 BTN1/CN, Timken® Single Row Angular Contact Ball Bearings (7200, 7300)

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Timken® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.




Specifications  · Dimensions  · Basic Load Ratings  · Factors  · Abutment and Fillet Dimensions

Specifications

Design Units
Metric

d - Bore
17 mm

Ball Type
STEEL

Cage Type
Molded

Cage Material
Polyamide

R - Inner Ring "Touch" Radius
0.024 in
0.6 mm

r - Outer Ring "Touch" Radius
0.024 in
0.6 mm

Features
Open


Dimensions

D - Outer Diameter
1.8504 in
47 mm

Bearing Width
0.5512 in
14 mm

Contact Angle
40 º


Basic Load Ratings

C0 - Static Radial Rating
1866 lbf
8300 N

C1 ISO - Dynamic Radial Rating
3596 lbf
16000 N


Factors

Limiting Speed (Grease)
15000 rpm

Limiting Speed (Oil)
20000 rpm


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1
0.024 in
0.60 mm

r - Outer Ring "To Clear" Radius2
0.024 in
0.6 mm

da - Inner Ring Backing Diameter
0.906 in
23.0 mm

Da - Outer Ring Backing Diameter
1.614 in
41.0 mm
1 Maximum housing fillet radius that bearing corners will clear.
2 Maximum shaft fillet radius that bearing corners will clear.



 DOWNLOADS 

Timken Angular Contact Ball Bearings Sell Sheet (ACBB)

Catalog and Technical Information - Angular Contact Ball Bearing (ACBB)

Bearing Life Calculation Tool

Bearing Dimensional Tolerances

Tools and Guides for Engineers



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