SKF 7228 Bearing
Bearing 7228 CD/P4A SKF , SKF bearing
- Bearing Weight 8.138 (Inquire about discount price)
- Bore diameter 250
- Outer diameter 140
- Overall width 42
- Bore type SKF Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7228
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 154 mm
- Size mating parts (Da max.)
- 236 mm
- Size mating parts (ra max.)
- 2.5 mm
- Size mating parts (rb max.)
- 1.5 mm
- Size mating parts (db min.)
- 154 mm
- Size (r1.2 min.)
- 3 mm
- Size (r3.4 min.)
- 1.5 mm
- Size mating parts (Db max.)
- 241 mm
Overall dimension
- External diameter
- 140 mm
- Internal diameter
- 250 mm
- B Width
- 42 mm
- Weight
- 8.138 Kgкг
Load and resources
- C0 Static load capacity
- 240 кН
- Cr Radial dynamic load
- 221 кН
- Maximum speed with grease lubrication
- 5600 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 8500 /миноб/мин
Other
- DwДиаметр шарика
- 30.162 mm
- ZКоличество шариков
- 18
- PuПредел усталостной прочности
- 7.4 кН
- Расстояние до действительного центра опоры (a)
- 47.3 mm
- Size
- 250x140x42
- Size (D1)
- 213.2 mm
- Size (d1)
- 176.8 mm
- d2
- 176.8 mm
- dn
- 184.8 mm
- GrefКонтрольное количество смазки
- 83.931 cm³
- Estimated coefficient (f0)
- 15.2
- Преднатяг класса A GA
- 850 Н
- Преднатяг класса B GB
- 1700 Н
- Преднатяг класса C GC
- 3400 Н
- Preload class D GD
- 6800 Н
- Estimated coefficient f
- 1.09
- Estimated coefficient f1
- 1
- Estimated coefficient f2A
- 1
- Estimated coefficient f2B
- 1.01
- Estimated coefficient f2C
- 1.03
- Estimated coefficient f2D
- 1.05
- Estimated coefficient fHC
- 1
- Преднатяг класса A
- 163 Н/мкм
- Преднатяг класса B
- 220 Н/мкм
- Преднатяг класса C
- 305 Н/мкм
- Preload class D
- 437 Н/мкм
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7228
- SKF
- 250
- 140
- 42
- 6.923
- SS7209
- SKF
- 45
- 85
- 19
- 0.35
- SS7200
- SKF
- 10
- 30
- 9
- 0.032
- 7201
- SKF
- 32
- 12
- 10
- 0.033
- 7206
- SKF
- 62
- 30
- 16
- 0.169
- SS7210
- SKF
- 50
- 90
- 20
- 0.39
- 7210
- SKF
- 90
- 50
- 20
- 0.462
- SS7204
- SKF
- 20
- 47
- 14
- 0.11
- 7202
- SKF
- 35
- 15
- 11
- 0.037
- SS7206
- SKF
- 30
- 62
- 16
- 0.2
- SS7212
- SKF
- 60
- 110
- 22
- 0.82
- SS7216
- SKF
- 80
- 140
- 26
- 1.3
- 7215
- SKF
- 130
- 75
- 25
- 1.211
- SS7208
- SKF
- 40
- 80
- 18
- 0.38
- SS7213
- SKF
- 65
- 120
- 23
- 1.05
- 7203
- SKF
- 40
- 17
- 12
- 0.063
- 7219
- SKF
- 170
- 95
- 32
- 2.702
- SS7202
- SKF
- 15
- 35
- 11
- 0.044
- S71928
- SKF
- 140
- 190
- 24
- 1.4
- 7205
- SKF
- 52
- 25
- 15
- 0.112
- 7216
- SKF
- 140
- 80
- 26
- 1.237
- 7211
- SKF
- 100
- 55
- 21
- 0.613
- 7220
- SKF
- 100
- 180
- 34
- 2.65
- 7208
- SKF
- 80
- 40
- 18
- 0.373
- 7221
- SKF
- 190
- 105
- 36
- 3.868
- 7216
- SKF
- 140
- 80
- 26
- 1.46
- SS7215
- SKF
- 75
- 130
- 25
- 1.05
- SS7210
- SKF
- 50
- 90
- 20
- 0.47
- SS7215
- SKF
- 75
- 130
- 25
- 1.25
- 7204
- SKF
- 47
- 20
- 14
- 0.09
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