All Product Types > ENGINEERED BEARINGS > Ball Bearings > Angular Contact Ball Bearings  > Timken® Single Row Angular Contact Ball Bearings (7200, 7300) > Part Number 7321 BM/CN  

Part Number 7321 BM/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

105 mm

Ball Type

STEEL

Cage Type

Machined

Cage Material

Brass

R - Inner Ring "Touch" Radius

0.6

r - Outer Ring "Touch" Radius

0.6

Features

Open


Dimensions

D - Outer Diameter

225 mm
8.8583
in

Bearing Width

49 mm
1.9291
in

Contact Angle

40 º


Basic Load Ratings

C0 - Static Radial Rating

180000 N
40457
lbf

C1 ISO - Dynamic Radial Rating

190000 N
42705
lbf


Factors

Limiting Speed (Grease)

2900 rpm

Limiting Speed (Oil)

3800 rpm


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1

1.1 mm
0.043
in

r - Outer Ring "To Clear" Radius2

1.1 mm
0.043
in

da - Inner Ring Backing Diameter

119.0 mm
4.685
in

Da - Outer Ring Backing Diameter

211 mm
8.307
in
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