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SKF 71821 Bearing

Bearing 71821 ACD/HCP4 SKF , SKF bearing

Dimensional Specifications

  • Bore type SKF Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 71821
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
109.6 mm
Size mating parts (Da max.)
125.4 mm
Size mating parts (ra max.)
1 mm
Size mating parts (rb max.)
0.3 mm
Size mating parts (db min.)
109.6 mm
Size (r1.2 min.)
1 mm
Size (r3.4 min.)
0.3 mm
Size mating parts (Db max.)
128 mm

Overall dimension

External diameter
105 mm
Internal diameter
130 mm
B Width
13 mm
Weight
0.289 Kg

Load and resources

C0 Static load capacity
28.5 кН
Cr Radial dynamic load
21.6 кН
Maximum speed with grease lubrication
9500 об/мин
WoilЧастота вращения предельная при жидкой смазке
15000 /миноб/мин

Other

DwДиаметр шарика
7.144 mm
ZКоличество шариков
35
PuПредел усталостной прочности
1.1 кН
Расстояние до действительного центра опоры (a)
34 mm
Estimated coefficient (e)
0.68
Size
130x105x13
Size (D1)
122 mm
Size (d1)
113.2 mm
d2
113.2 mm
dn
114.6 mm
GrefКонтрольное количество смазки
4 cm³
Преднатяг класса A GA
200 Н
Преднатяг класса B GB
600 Н
Преднатяг класса C GC
1200 Н
Estimated coefficient f
1.44
Estimated coefficient f1
0.97
Estimated coefficient f2A
1
Estimated coefficient f2B
1.09
Estimated coefficient f2C
1.17
Estimated coefficient fHC
1.02
Преднатяг класса A
244 Н/мкм
Преднатяг класса B
392 Н/мкм
Преднатяг класса C
541 Н/мкм
Estimated coefficient (одиночный. тандем) Y2
0.87
Estimated coefficient (одиночный. тандем) Y0
0.38
Estimated coefficient (одиночный. тандем) X2
0.41
Estimated coefficient (спина к спине. лицом к лицу) Y1
0.92
Estimated coefficient (спина к спине. лицом к лицу) Y2
1.41
Estimated coefficient (спина к спине. лицом к лицу) Y0
0.76
Estimated coefficient (спина к спине. лицом к лицу) X2
0.67

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 71828
    2. SKF
    3. 175
    4. 140
    5. 18
    6. 0.705
    1. 71826
    2. SKF
    3. 165
    4. 130
    5. 18
    6. 0.696
    1. 71822
    2. SKF
    3. 110
    4. 140
    5. 16
    6. 0.45
    1. 71921
    2. SKF
    3. 145
    4. 105
    5. 20
    6. 0.699
    1. 71820
    2. SKF
    3. 125
    4. 100
    5. 13
    6. 0.279
    1. 71821
    2. SKF
    3. 105
    4. 130
    5. 13
    6. 0.32
    1. 71824
    2. SKF
    3. 120
    4. 150
    5. 16
    6. 0.49
    1. 71801
    2. SKF
    3. 21
    4. 12
    5. 5
    6. 0.006
    1. 71811
    2. SKF
    3. 72
    4. 55
    5. 9
    6. 0.073
    1. 71911
    2. SKF
    3. 80
    4. 55
    5. 13
    6. 0.152
    1. 71901
    2. SKF
    3. 24
    4. 12
    5. 6
    6. 0.009
    1. 71921
    2. SKF
    3. 145
    4. 105
    5. 20
    6. 0.699
    1. 71817
    2. SKF
    3. 110
    4. 85
    5. 13
    6. 0.239
    1. 71924
    2. SKF
    3. 165
    4. 120
    5. 22
    6. 0.992
    1. 71930
    2. SKF
    3. 210
    4. 150
    5. 28
    6. 2.03
    1. 71815
    2. SKF
    3. 95
    4. 75
    5. 10
    6. 0.128
    1. 71807
    2. SKF
    3. 47
    4. 35
    5. 7
    6. 0.026
    1. 71922
    2. SKF
    3. 150
    4. 110
    5. 20
    6. 0.727
    1. 71805
    2. SKF
    3. 37
    4. 25
    5. 7
    6. 0.019
    1. 71911
    2. SKF
    3. 80
    4. 55
    5. 13
    6. 0.18
    1. 71818
    2. SKF
    3. 90
    4. 115
    5. 13
    6. 0.25
    1. 71801
    2. SKF
    3. 12
    4. 21
    5. 5
    6. 0.006
    1. 71912
    2. SKF
    3. 85
    4. 60
    5. 13
    6. 0.162
    1. 71948
    2. SKF
    3. 320
    4. 240
    5. 38
    6. 5.983
    1. 71812
    2. SKF
    3. 78
    4. 60
    5. 10
    6. 0.088
    1. 71804
    2. SKF
    3. 32
    4. 20
    5. 7
    6. 0.017
    1. 71921
    2. SKF
    3. 145
    4. 105
    5. 20
    6. 0.82
    1. 71913
    2. SKF
    3. 90
    4. 65
    5. 13
    6. 0.174
    1. 71820
    2. SKF
    3. 125
    4. 100
    5. 13
    6. 0.31
    1. 71810
    2. SKF
    3. 65
    4. 50
    5. 7
    6. 0.046

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