NTN 7228B Bearing
Bearing 7228B NTN , NTN bearing
- Bearing Weight 8.78 (Inquire about discount price)
- Bore diameter 140
- Outer diameter 250
- Overall width 42
- Bore type NTN Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7228B
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 154
- Size mating parts (ra max.)
- 2.5
Overall dimension
- External diameter
- 250 mm
- Internal diameter
- 140 mm
- B Width
- 42 mm
- Weight
- 8.78 Kg
- Outer ring width
- 42 mm
Size Geometric characteristics
- rРадиус наружней фаски
- 3 mm
- r1 outer ring (flange) installation chamfer
- 1.1 mm
- αУгол контакта
- 40°
Load and resources
- Dynamic load capacity
- 183 кН
- C0 Static load capacity
- 195 кН
- Cr Radial dynamic load
- 183 кН
- Maximum speed with grease lubrication
- 2 300 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 3 100 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 1
- Расстояние до действительного центра опоры (a)
- 103 mm
- Size
- 140x250x42
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7228B
- NTN
- 140
- 250
- 42
- 8.78
- 7226B
- NTN
- 130
- 230
- 40
- 7.15
- 7201B
- NTN
- 12
- 32
- 10
- 0.036
- 7208BDB
- NTN
- 40
- 80
- 18
- 0.75
- 7206B
- NTN
- 30
- 62
- 16
- 0.197
- 7220BDB
- NTN
- 100
- 180
- 34
- 6.52
- 7222B
- NTN
- 110
- 200
- 38
- 4.54
- 7206BDB
- NTN
- 30
- 62
- 16
- 0.394
- 7240B
- NTN
- 200
- 360
- 58
- 25.3
- 7204B
- NTN
- 20
- 47
- 14
- 0.102
- 7205BDB
- NTN
- 25
- 52
- 15
- 0.258
- 7234BDB
- NTN
- 170
- 310
- 52
- 34
- 7201BDB
- NTN
- 12
- 32
- 10
- 0.072
- 7234B
- NTN
- 170
- 310
- 52
- 17
- 7219BDB
- NTN
- 95
- 170
- 32
- 5.44
- 7213B
- NTN
- 65
- 120
- 23
- 0.981
- 7230BDB
- NTN
- 150
- 270
- 45
- 22
- 7222BDB
- NTN
- 110
- 200
- 38
- 9.08
- 7236B
- NTN
- 180
- 320
- 52
- 17.7
- 7244B
- NTN
- 220.000
- 400.000
- 65.000
- 25.46
- 7232BDB
- NTN
- 160
- 290
- 48
- 27.4
- 7204BDB
- NTN
- 20
- 47
- 14
- 0.204
- 7236BDB
- NTN
- 180
- 320
- 52
- 35.4
- 7238B
- NTN
- 190
- 340
- 55
- 21.3
- 7203B
- NTN
- 17
- 40
- 12
- 0.066
- 7221B
- NTN
- 105
- 190
- 36
- 3.87
- 7224B
- NTN
- 120
- 215
- 40
- 6.26
- 7207B
- NTN
- 35
- 72
- 17
- 0.287
- 7200B
- NTN
- 10
- 30
- 9
- 0.029
- 7212B
- NTN
- 60
- 110
- 22
- 0.78
Request for inquiry
Name and email are required!!!