SKF 7221 Bearing
Bearing 7221 CD/P4A SKF , SKF bearing
- Bearing Weight 3.868 (Inquire about discount price)
- Bore diameter 190
- Outer diameter 105
- Overall width 36
- Bore type SKF Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7221
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 117 mm
- Size mating parts (Da max.)
- 178 mm
- Size mating parts (ra max.)
- 2 mm
- Size mating parts (rb max.)
- 1 mm
- Size mating parts (db min.)
- 117 mm
- Size (r1.2 min.)
- 2.1 mm
- Size (r3.4 min.)
- 1.1 mm
- Size mating parts (Db max.)
- 183 mm
Overall dimension
- External diameter
- 105 mm
- Internal diameter
- 190 mm
- B Width
- 36 mm
- Weight
- 3.868 Kgкг
Load and resources
- C0 Static load capacity
- 153 кН
- Cr Radial dynamic load
- 172 кН
- Maximum speed with grease lubrication
- 7500 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 12000 /миноб/мин
Other
- DwДиаметр шарика
- 26.988 mm
- ZКоличество шариков
- 15
- PuПредел усталостной прочности
- 5.3 кН
- Расстояние до действительного центра опоры (a)
- 37.9 mm
- Size
- 190x105x36
- Size (D1)
- 163.8 mm
- Size (d1)
- 131.2 mm
- d2
- 131.2 mm
- dn
- 138.4 mm
- GrefКонтрольное количество смазки
- 48.333 cm³
- Estimated coefficient (f0)
- 14.5
- Преднатяг класса A GA
- 650 Н
- Преднатяг класса B GB
- 1300 Н
- Преднатяг класса C GC
- 2600 Н
- Preload class D GD
- 5200 Н
- Estimated coefficient f
- 1.08
- 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
- 129 Н/мкм
- Преднатяг класса B
- 174 Н/мкм
- Преднатяг класса C
- 243 Н/мкм
- Preload class D
- 349 Н/мкм
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7221
- SKF
- 190
- 105
- 36
- 3.868
- 7206
- SKF
- 62
- 30
- 16
- 0.197
- 7203
- SKF
- 40
- 17
- 12
- 0.063
- 7210
- SKF
- 90
- 50
- 20
- 0.462
- 7219
- SKF
- 170
- 95
- 32
- 2.702
- SS7208
- SKF
- 40
- 80
- 18
- 0.38
- SS7216
- SKF
- 80
- 140
- 26
- 1.5
- 7211
- SKF
- 100
- 55
- 21
- 0.613
- 7202
- SKF
- 35
- 15
- 11
- 0.037
- 7228
- SKF
- 250
- 140
- 42
- 6.923
- SS7207
- SKF
- 35
- 72
- 17
- 0.25
- 7207
- SKF
- 35
- 72
- 17
- 0.29
- 7215
- SKF
- 130
- 75
- 25
- 1.211
- 7224
- SKF
- 215
- 120
- 40
- 5.423
- 7216
- SKF
- 140
- 80
- 26
- 1.46
- 7208
- SKF
- 80
- 40
- 18
- 0.326
- 7201
- SKF
- 32
- 12
- 10
- 0.037
- 7021
- SKF
- 160
- 105
- 26
- 1.317
- SS7211
- SKF
- 55
- 100
- 21
- 0.52
- 7219
- SKF
- 170
- 95
- 32
- 2.204
- SS7204
- SKF
- 20
- 47
- 14
- 0.092
- SS7204
- SKF
- 20
- 47
- 14
- 0.11
- 7214
- SKF
- 125
- 70
- 24
- 1.108
- SS7210
- SKF
- 50
- 90
- 20
- 0.47
- SS7214
- SKF
- 70
- 125
- 24
- 1.15
- 7200
- SKF
- 10
- 30
- 9
- 0.029
- 7226
- SKF
- 230
- 130
- 40
- 5.182
- SS7205
- SKF
- 25
- 52
- 15
- 0.11
- SS7201
- SKF
- 12
- 32
- 10
- 0.034
- 7209
- SKF
- 85
- 45
- 19
- 0.339
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