SKF 71921 Bearing
Bearing 71921 CD/P4A SKF , SKF bearing
- Bearing Weight 0.82 (Inquire about discount price)
- Bore diameter 145
- Outer diameter 105
- Overall width 20
- Bore type SKF Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 71921
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 111 mm
- Size mating parts (Da max.)
- 139 mm
- Size mating parts (ra max.)
- 1 mm
- Size mating parts (rb max.)
- 0.6 mm
- Size mating parts (db min.)
- 111 mm
- Size (r1.2 min.)
- 1.1 mm
- Size (r3.4 min.)
- 0.6 mm
- Size mating parts (Db max.)
- 141 mm
Overall dimension
- External diameter
- 105 mm
- Internal diameter
- 145 mm
- B Width
- 20 mm
- Weight
- 0.82 Kg
Load and resources
- C0 Static load capacity
- 69.5 кН
- Cr Radial dynamic load
- 61.8 кН
- Maximum speed with grease lubrication
- 8500 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 14000 /миноб/мин
Other
- DwДиаметр шарика
- 12.7 mm
- ZКоличество шариков
- 27
- PuПредел усталостной прочности
- 2.6 кН
- Расстояние до действительного центра опоры (a)
- 26.8 mm
- Size
- 145x105x20
- Size (D1)
- 132.7 mm
- Size (d1)
- 117.3 mm
- d2
- 117.3 mm
- dn
- 120.6 mm
- GrefКонтрольное количество смазки
- 11.1 cm³
- Estimated coefficient (f0)
- 16.4
- Преднатяг класса A GA
- 230 Н
- Преднатяг класса B GB
- 460 Н
- Преднатяг класса C GC
- 920 Н
- Preload class D GD
- 1840 Н
- Estimated coefficient f
- 1.25
- Estimated coefficient f1
- 1
- Estimated coefficient f2A
- 1
- Estimated coefficient f2B
- 1.04
- Estimated coefficient f2C
- 1.09
- Estimated coefficient f2D
- 1.15
- Estimated coefficient fHC
- 1
- Преднатяг класса A
- 110 Н/мкм
- Преднатяг класса B
- 151 Н/мкм
- Преднатяг класса C
- 215 Н/мкм
- Preload class D
- 316 Н/мкм
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 71921
- SKF
- 145
- 105
- 20
- 0.82
- 71921
- SKF
- 145
- 105
- 20
- 0.699
- 71924
- SKF
- 165
- 120
- 22
- 1.15
- 71921
- SKF
- 145
- 105
- 20
- 0.699
- 71928
- SKF
- 190
- 140
- 24
- 1.65
- 71920
- SKF
- 140
- 100
- 20
- 0.8
- 71928
- SKF
- 190
- 140
- 24
- 1.65
- 71911
- SKF
- 80
- 55
- 13
- 0.18
- 71922
- SKF
- 150
- 110
- 20
- 0.86
- 71901
- SKF
- 24
- 12
- 6
- 0.01
- 71926
- SKF
- 180
- 130
- 24
- 1.55
- 71926
- SKF
- 180
- 130
- 24
- 1.55
- 71924
- SKF
- 165
- 120
- 22
- 1.15
- 71922
- SKF
- 150
- 110
- 20
- 0.86
- 71921
- SKF
- 145
- 105
- 20
- 0.82
- 71914
- SKF
- 100
- 70
- 16
- 0.33
- 71907
- SKF
- 55
- 35
- 10
- 0.074
- 71915
- SKF
- 105
- 75
- 16
- 0.35
- S7201
- SKF
- 32
- 12
- 10
- 0.038
- 71908
- SKF
- 40
- 62
- 12
- 0.11
- 71905
- SKF
- 42
- 25
- 9
- 0.042
- 71916
- SKF
- 110
- 80
- 16
- 0.37
- 71930
- SKF
- 210
- 150
- 28
- 2.55
- 71932
- SKF
- 220
- 160
- 28
- 2.7
- 71912
- SKF
- 85
- 60
- 13
- 0.19
- 71944
- SKF
- 300
- 220
- 38
- 6.6
- 71938
- SKF
- 260
- 190
- 33
- 4.35
- 71917
- SKF
- 120
- 85
- 18
- 0.53
- 71924
- SKF
- 165
- 120
- 22
- 1.269
- 71930
- SKF
- 210
- 150
- 28
- 2.55
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