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Single Angular Contact Ball Bearing - Open Type
MODEL 7312BGM
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$121.44 Each
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
a (Load Center)
2.2047 in
B (in)
1.2205
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Brass
Cage material
Brass
Cage Type
Machined
Cage type
Machined
Configuration
One
Contact angle
40 º
D (in)
5.1181
d (in)
2.3622
Da max
4.6457 in
da min
2.8346 in
Db max
4.8425 in
db min
2.6378 in
Double Row Width
2.4409 in
Dynamic Load Rating
20200 lbf
Dynamic load rating
20200 lbf
Enclosure
Open
Limiting Speed - Grease
5100 RPM
Limiting speed - grease
5100 RPM
Limiting Speed - Oil
6800 RPM
Limiting speed - oil
6800 RPM
Material
High carbon chrome steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Quadruple Row Width
4.8819 in
r (in)
0.0827
r1
0.0433 in
r1as max
0.0394 in
ras max
0.0787 in
Static Load Rating
14800 lbf
Static load rating
14800 lbf
Triple Row Width
3.6614 in
Type
Angular Contact Ball Bearing
Specifications
| Bearing Data Sheet | ||
|---|---|---|
| Single Row Angular Ball Bearings | ||
| NTN Part Number | 7312B | |
| 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) 5.1181 (in) 1.2205 (in) 0.0827 (in) 0.0433 (in) 2.2047 (in) 2.8346 (in) 2.6378 (in) 4.6457 (in) 4.8425 (in) 0.0787 (in) 0.0394 (in) |
60.000 (mm) 130.000 (mm) 31.000 (mm) 2.100 (mm) 1.100 (mm) 56.000 (mm) 72.000 (mm) 67.000 (mm) 118.000 (mm) 123.000 (mm) 2.000 (mm) 1.000 (mm) |
Series Contact Angle Cage |
73 B |
73 Angular Contact Series Contact Angle 40 Standard cage |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
14,800 (LBF) 20,200 (LBF) |
66,000 (N) 90,000 (N) |
Oil Seals Grease |
6,800.00 (RPM) N/A 5,100.00 (RPM) |
|
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