Spherical roller bearings (divided) 231SM280-MA
Main dimensions for 231SM280-MA
| Designation | Dimension | Remark |
|---|---|---|
| d | 280.00 mm | shaft diameter |
| D | 500.00 mm | outer diameter |
| B | 160.00 mm | width |
| r1 min. | 5.00 mm | min. edge distance |
Performance data for 231SM280-MA
| Designation | Dimension | Remark |
|---|---|---|
| Cr | 2,320,000 N | dynamic load rating, radial |
| C0r | 3,900,000 N | static load rating, radial |
| Cur | 265,000 N | fatigue limit load, radial |
| nG | 400 min-1 | limit speed |
| Fa max. | 44,000 N | Maximum axial load |
| Mi | 190.00 Nm | Tightening torque clamping screw (Inner ring) |
| Ma | 120.00 Nm | Tightening torque clamping screw (Outer ring) |
| 160.000 kg | Weight |
Other sizes of 231SM280-MA series 231SM-MA (23)
| Designation | Dimension | Performance data | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | C | rmin | Cr | C0r | Cur | Fa max | nG | Mi | Ma | |
| mm | mm | mm | mm | mm | N | N | N | N | min-1 | Nm | Nm | |
| 231SM100-MA | 100.00 | 180.00 | 56.00 | 90.00 | 2.00 | 310,000 | 430,000 | 40,000 | 7,600 | 1,100 | 14.00 | 4.00 |
| 231SM110-MA | 110.00 | 200.00 | 62.00 | 102.00 | 2.00 | 390,000 | 570,000 | 39,000 | 14,000 | 1,000 | 35.00 | 8.00 |
| 231SM115-MA | 115.00 | 210.00 | 64.00 | 104.00 | 2.00 | 490,000 | 710,000 | 49,500 | 7,600 | 900 | 14.00 | 4.00 |
| 231SM125-MA | 125.00 | 225.00 | 68.00 | 110.00 | 2.10 | 510,000 | 750,000 | 51,000 | 13,800 | 850 | 35.00 | 8.50 |
| 231SM135-MA | 135.00 | 250.00 | 80.00 | 123.00 | 2.10 | 570,000 | 850,000 | 5,700 | 22,200 | 800 | 69.00 | 14.00 |
| 231SM140-MA | 140.00 | 270.00 | 86.00 | 135.00 | 2.10 | 710,000 | 1,040,000 | 87,000 | 21,700 | 700 | 69.00 | 12.40 |
| 231SM150-MA | 150.00 | 280.00 | 88.00 | 133.00 | 2.10 | 710,000 | 1,040,000 | 87,000 | 22,200 | 700 | 69.00 | 35.00 |
| 231SM160-MA | 160.00 | 300.00 | 96.00 | 140.00 | 2.10 | 830,000 | 1,220,000 | 100,000 | 22,200 | 670 | 69.00 | 35.00 |
| 231SM170-MA | 170.00 | 320.00 | 104.00 | 142.00 | 2.10 | 915,000 | 1,430,000 | 114,000 | 22,200 | 630 | 69.00 | 35.00 |
| 231SM180-MA | 180.00 | 340.00 | 112.00 | 160.00 | 3.00 | 1,020,000 | 1,530,000 | 119,000 | 22,200 | 600 | 69.00 | 35.00 |
| 231SM200-MA | 200.00 | 370.00 | 120.00 | 175.00 | 4.00 | 1,320,000 | 2,040,000 | 151,000 | 32,000 | 530 | 120.00 | 69.00 |
| 231SM220-MA | 220.00 | 400.00 | 128.00 | 190.00 | 4.00 | 1,630,000 | 2,600,000 | 191,000 | 32,000 | 480 | 120.00 | 69.00 |
| 231SM240-MA | 240.00 | 440.00 | 144.00 | 210.00 | 4.00 | 1,860,000 | 3,050,000 | 218,000 | 32,000 | 450 | 120.00 | 69.00 |
| 231SM260-MA | 260.00 | 460.00 | 146.00 | 190.00 | 5.00 | 2,280,000 | 3,800,000 | 255,000 | 32,000 | 400 | 120.00 | 35.00 |
| 231SM280-MA | 280.00 | 500.00 | 160.00 | 218.00 | 5.00 | 2,320,000 | 3,900,000 | 265,000 | 44,000 | 400 | 190.00 | 120.00 |
| 231SM300-MA | 300.00 | 540.00 | 176.00 | 225.00 | 5.00 | 2,750,000 | 4,750,000 | 305,000 | 60,000 | 360 | 295.00 | 120.00 |
| 231SM320-MA | 320.00 | 580.00 | 190.00 | 258.00 | 5.00 | 3,100,000 | 5,200,000 | 325,000 | 60,000 | 340 | 295.00 | 190.00 |
| 231SM340-MA | 340.00 | 600.00 | 192.00 | 270.00 | 5.00 | 3,900,000 | 6,800,000 | 410,000 | 60,000 | 300 | 295.00 | 70.00 |
| 231SM360-MA | 360.00 | 620.00 | 194.00 | 270.00 | 5.00 | 3,900,000 | 6,950,000 | 420,000 | 60,000 | 300 | 295.00 | 69.00 |
| 231SM380-MA | 380.00 | 650.00 | 200.00 | 270.00 | 6.00 | 4,050,000 | 7,200,000 | 440,000 | 60,000 | 300 | 295.00 | 120.00 |
| 231SM400-MA | 400.00 | 700.00 | 224.00 | 285.00 | 6.00 | 4,400,000 | 7,650,000 | 480,000 | 60,000 | 280 | 295.00 | 190.00 |
| 231SM410-MA | 410.00 | 720.00 | 226.00 | 315.00 | 6.00 | 5,400,000 | 9,700,000 | 580,000 | 60,500 | 295 | 295.00 | 120.00 |
| 231SM430-MA | 430.00 | 760.00 | 240.00 | 344.00 | 6.00 | 5,500,000 | 10,400,000 | 610,000 | 94,000 | 280 | 580.00 | 190.00 |
Variants of 231SM280-MA (1)
| Designation | Dimension | Performance data | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | B | C | rmin | Cr | C0r | Cur | Fa max | nG | Mi | Ma | |
| mm | mm | mm | mm | mm | N | N | N | N | min-1 | Nm | Nm | |
| 231SM280-MA | 280.00 | 500.00 | 160.00 | 218.00 | 5.00 | 2,320,000 | 3,900,000 | 265,000 | 44,000 | 400 | 190.00 | 120.00 |
Accessories to 231SM280-MA (0)
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Alternate brands for 231SM280-MA (1)
| Name | Brand | Webshop | Notice |
|---|---|---|---|
| 231SM280-MA | HFH | Premium quality, house brand |
Product features for 231SM280-MA (1)
| Properties | Suffix | Description |
|---|---|---|
| Cage design | MA | Solid brass cage |
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Variants of 231SM280-MA (11)
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