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SKF 7021 Bearing

Bearing 7021 CD/HCP4A SKF , SKF bearing

Dimensional Specifications

  • Bore type SKF Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7021
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
114 mm
Size mating parts (Da max.)
151 mm
Size mating parts (ra max.)
2 mm
Size mating parts (rb max.)
1 mm
Size mating parts (db min.)
114 mm
Size (r1.2 min.)
2 mm
Size (r3.4 min.)
1 mm
Size mating parts (Db max.)
155 mm

Overall dimension

External diameter
105 mm
Internal diameter
160 mm
B Width
26 mm
Weight
1.317 Kg

Load and resources

C0 Static load capacity
96.5 кН
Cr Radial dynamic load
95.6 кН
Maximum speed with grease lubrication
10000 об/мин
WoilЧастота вращения предельная при жидкой смазке
15000 /миноб/мин

Other

DwДиаметр шарика
17.462 mm
ZКоличество шариков
21
PuПредел усталостной прочности
3.6 кН
Расстояние до действительного центра опоры (a)
30.8 mm
Size
160x105x26
Size (D1)
143.1 mm
Size (d1)
121.9 mm
d2
121.9 mm
dn
125.6 mm
GrefКонтрольное количество смазки
20.4 cm³
Estimated coefficient (f0)
15.7
Преднатяг класса A GA
360 Н
Преднатяг класса B GB
720 Н
Преднатяг класса C GC
1440 Н
Preload class D GD
2880 Н
Estimated coefficient f
1.15
Estimated coefficient f1
1
Estimated coefficient f2A
1
Estimated coefficient f2B
1.02
Estimated coefficient f2C
1.05
Estimated coefficient f2D
1.09
Estimated coefficient fHC
1.02
Преднатяг класса A
129 Н/мкм
Преднатяг класса B
176 Н/мкм
Преднатяг класса C
248 Н/мкм
Preload class D
359 Н/мкм

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7013
    2. SKF
    3. 100
    4. 65
    5. 18
    6. 0.361
    1. 7016
    2. SKF
    3. 125
    4. 80
    5. 22
    6. 0.71
    1. 7001
    2. SKF
    3. 28
    4. 12
    5. 8
    6. 0.018
    1. 7026
    2. SKF
    3. 200
    4. 130
    5. 33
    6. 2.667
    1. 7019
    2. SKF
    3. 145
    4. 95
    5. 24
    6. 1.003
    1. 7038
    2. SKF
    3. 190
    4. 290
    5. 46
    6. 8.05
    1. 7011
    2. SKF
    3. 90
    4. 55
    5. 18
    6. 0.317
    1. 7034
    2. SKF
    3. 260
    4. 170
    5. 42
    6. 5.925
    1. 7022
    2. SKF
    3. 170
    4. 110
    5. 28
    6. 1.633
    1. S71921
    2. SKF
    3. 145
    4. 105
    5. 20
    6. 0.711
    1. 7036
    2. SKF
    3. 280
    4. 180
    5. 46
    6. 7.69
    1. 7004
    2. SKF
    3. 42
    4. 20
    5. 12
    6. 0.06
    1. 7003
    2. SKF
    3. 35
    4. 17
    5. 10
    6. 0.033
    1. 7221
    2. SKF
    3. 190
    4. 105
    5. 36
    6. 3.142
    1. 7040
    2. SKF
    3. 310
    4. 200
    5. 51
    6. 10.075
    1. 7044
    2. SKF
    3. 340
    4. 220
    5. 56
    6. 13.21
    1. 7020
    2. SKF
    3. 150
    4. 100
    5. 24
    6. 1.046
    1. 7008
    2. SKF
    3. 68
    4. 40
    5. 15
    6. 0.17
    1. 7000
    2. SKF
    3. 10
    4. 26
    5. 8
    6. 0.017
    1. 7010
    2. SKF
    3. 80
    4. 50
    5. 16
    6. 0.216
    1. 7018
    2. SKF
    3. 140
    4. 90
    5. 24
    6. 1.014
    1. 7015
    2. SKF
    3. 115
    4. 75
    5. 20
    6. 0.527
    1. 7006
    2. SKF
    3. 55
    4. 30
    5. 13
    6. 0.095
    1. 7007
    2. SKF
    3. 62
    4. 35
    5. 14
    6. 0.133
    1. 7002
    2. SKF
    3. 32
    4. 15
    5. 9
    6. 0.027
    1. 7032
    2. SKF
    3. 240
    4. 160
    5. 38
    6. 4.261
    1. 7017
    2. SKF
    3. 130
    4. 85
    5. 22
    6. 0.745
    1. 7021
    2. SKF
    3. 160
    4. 105
    5. 26
    6. 1.592
    1. 7012
    2. SKF
    3. 60
    4. 95
    5. 18
    6. 0.34
    1. 7048
    2. SKF
    3. 360
    4. 240
    5. 56
    6. 14.127