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Spherical Roller Bearing w/ Standard Bore & Oil Groove, 231 Series
MODEL 23148BC3
$2,063.15 Each
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B (in)
5.0394
Bore Type
Round
Bore type
Round
Cage Material
Brass
Cage material
Brass
Cage Type
Machined
Cage type
Machined
D (in)
15.7480
d (in)
9.4488
d0
0.3543 in
d1
10.8661 in
D1
14.0157 in
Da max
15.0787 in
da min
10.1181 in
Dynamic Load Rating
565000 lbf
Dynamic load rating
565000 lbf
e
0.29
Enclosure
Open
Limiting Speed - Grease
960 RPM
Limiting speed - grease
960 RPM
Limiting speed - oil
1200 RPM
Limiting Speed - Oil
1200 RPM
Material
Through hardened steel
Operating temperature range
-40 to 400 ºF
Operating Temperature Range
-40 to 400 °F
r (in)
0.1575
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.1575 in
Ring modification
Relube
Ring Modification
Relube
Series
231
Static Load Rating
785000 lbf
Static load rating
785000 lbf
Tolerance
JIS-0 RBEC-1
Type
Spherical Roller Bearing
W0
0.7874 in
Y0
2.26
Y1
2.32
Y2
3.45
Specifications
| Bearing Data Sheet | ||
|---|---|---|
| Spherical Roller Bearings | ||
| NTN Part Number | 23148BC3 | |
| 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 da min da max Da min Da max ras max e Y1 Y2 Y0 |
9.4488 (in) 15.7480 (in) 5.0394 (in) 0.1575 (in) 10.1575 (in) 15.0393 (in) 0.1181 (in) 0.0126 (in) 0.0831 (in) 0.1240 (in) 0.0815 (in) |
240.000 (mm) 400.000 (mm) 128.000 (mm) 4.000 (mm) 258.000 (mm) 382.000 (mm) 3.000 (mm) 0.320 (mm) 2.110 (mm) 3.150 (mm) 2.070 (mm) |
Series Intrnl Dsgn Cage Internal Clr. Tolerance |
231 B C3 |
231 Spherical Roller Bearing Series Asymmetrical rollers Standard cage Radial clearance greater than normal Class 0 (equiv. to ABEC 1); standard |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic |
683,426 (LBF) 390,214 (LBF) |
3,050,000 (N) 1,730,000 (N) |
Oil Seals Grease |
1,000.00 (RPM) N/A 650.00 (RPM) |
|
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