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Single Angular Contact Ball Bearing - Open Type
MODEL 7212BA
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$112.01 Each
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
a (Load Center)
1.8701 in
B (in)
0.8661
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
Configuration
One
Contact angle
40 º
D (in)
4.3307
d (in)
2.3622
Da max
3.9961 in
da min
2.6969 in
Db max
4.1142 in
db min
2.5787 in
Double Row Width
1.7323 in
Dynamic Load Rating
12600 lbf
Dynamic load rating
12600 lbf
Enclosure
Open
Limiting Speed - Grease
5700 RPM
Limiting speed - grease
5700 RPM
Limiting Speed - Oil
7600 RPM
Limiting speed - oil
7600 RPM
Material
High carbon chrome steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 0
Quadruple Row Width
3.4646 in
r (in)
0.0591
r1
0.0394 in
r1as max
0.0394 in
ras max
0.0591 in
Static Load Rating
10000 lbf
Static load rating
10000 lbf
Triple Row Width
2.5984 in
Type
Angular Contact Ball Bearing
Specifications
| Bearing Data Sheet | ||
|---|---|---|
| Single Row Angular Ball Bearings | ||
| NTN Part Number | 7212B | |
| Weight | N/A (lbs) / N/A (kg) | |
| Dimensions | Features/Options | ||||
|---|---|---|---|---|---|
| Dimension | Imperial | Metric | Option | Code | Description |
|
Bore d O.D.D. Width B or W rs min r1s min Load center a da min db min Da max Db max ras max r1as max |
2.3622 (in) 4.3307 (in) 0.8661 (in) 0.0591 (in) 0.0394 (in) 1.8701 (in) 2.6969 (in) 2.5787 (in) 3.9961 (in) 4.1142 (in) 0.0591 (in) 0.0394 (in) |
60.000 (mm) 110.000 (mm) 22.000 (mm) 1.500 (mm) 1.000 (mm) 47.500 (mm) 68.500 (mm) 65.500 (mm) 101.500 (mm) 104.500 (mm) 1.500 (mm) 1.000 (mm) |
Series Contact Angle Cage |
72 B |
72 Angular Contact Series Contact Angle 40 Standard cage |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
10,000 (LBF) 12,600 (LBF) |
44,500 (N) 56,000 (N) |
Oil Seals Grease |
7,600.00 (RPM) N/A 5,700.00 (RPM) |
|
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