SKF 71921 Bearing
Bearing 71921 CD/HCP4A SKF , SKF bearing
- Bearing Weight 0.699 (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
- 0.699 Kg
Load and resources
- C0 Static load capacity
- 69.5 кН
- Cr Radial dynamic load
- 61.8 кН
- Maximum speed with grease lubrication
- 10000 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 16000 /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
- 1.07
- Estimated coefficient f2C
- 1.12
- Estimated coefficient f2D
- 1.18
- Estimated coefficient fHC
- 1.04
- Преднатяг класса A
- 122 Н/мкм
- Преднатяг класса B
- 168 Н/мкм
- Преднатяг класса C
- 239 Н/мкм
- Preload class D
- 350 Н/мкм
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 71921
- SKF
- 145
- 105
- 20
- 0.699
- 71920
- SKF
- 140
- 100
- 20
- 0.671
- 71901
- SKF
- 24
- 12
- 6
- 0.01
- 71911
- SKF
- 55
- 80
- 13
- 0.15
- 71926
- SKF
- 180
- 130
- 24
- 1.301
- 71926
- SKF
- 180
- 130
- 24
- 1.301
- 71922
- SKF
- 150
- 110
- 20
- 0.727
- 71924
- SKF
- 165
- 120
- 22
- 0.992
- 71924
- SKF
- 165
- 120
- 22
- 0.992
- 71922
- SKF
- 150
- 110
- 20
- 0.727
- 71928
- SKF
- 190
- 140
- 24
- 1.386
- 71920
- SKF
- 140
- 100
- 20
- 0.671
- 71936
- SKF
- 250
- 180
- 33
- 3.479
- 71924
- SKF
- 165
- 120
- 22
- 0.928
- 71915
- SKF
- 105
- 75
- 16
- 0.302
- 71914
- SKF
- 100
- 70
- 16
- 0.284
- 71972
- SKF
- 480
- 360
- 56
- 22.632
- 71914
- SKF
- 100
- 70
- 16
- 0.284
- 71906
- SKF
- 47
- 30
- 9
- 0.045
- 71920
- SKF
- 100
- 140
- 20
- 0.8
- 71948
- SKF
- 240
- 320
- 38
- 6
- S7201
- SKF
- 32
- 12
- 10
- 0.034
- 71903
- SKF
- 30
- 17
- 7
- 0.015
- 71924
- SKF
- 165
- 120
- 22
- 0.928
- 71960
- SKF
- 420
- 300
- 56
- 19.4
- 71919
- SKF
- 130
- 95
- 18
- 0.495
- S7001
- SKF
- 28
- 12
- 8
- 0.018
- 71901
- SKF
- 24
- 12
- 6
- 0.009
- 71920
- SKF
- 140
- 100
- 20
- 0.649
- 71910
- SKF
- 72
- 50
- 12
- 0.119
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