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SKF 71903 Bearing

Bearing 71903 CD/P4A SKF , SKF bearing

Dimensional Specifications

  • Bore type SKF Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 71903
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
19 mm
Size mating parts (Da max.)
28 mm
Size mating parts (ra max.)
0.3 mm
Size mating parts (rb max.)
0.2 mm
Size mating parts (db min.)
19 mm
Size (r1.2 min.)
0.3 mm
Size (r3.4 min.)
0.2 mm
Size mating parts (Db max.)
28.6 mm

Overall dimension

External diameter
17 mm
Internal diameter
30 mm
B Width
7 mm
Weight
0.017 Kg

Load and resources

C0 Static load capacity
2.1 кН
Cr Radial dynamic load
4.2 кН
Maximum speed with grease lubrication
50000 об/мин
WoilЧастота вращения предельная при жидкой смазке
75000 /миноб/мин

Other

DwДиаметр шарика
3.969 mm
ZКоличество шариков
14
PuПредел усталостной прочности
0.088 кН
Расстояние до действительного центра опоры (a)
6.7 mm
Size
30x17x7
Size (D1)
25.7 mm
Size (d1)
20.9 mm
d2
20.9 mm
dn
22.1 mm
GrefКонтрольное количество смазки
0.24 cm³
Estimated coefficient (f0)
9.8
Преднатяг класса A GA
15 Н
Преднатяг класса B GB
30 Н
Преднатяг класса C GC
60 Н
Preload class D GD
120 Н
Estimated coefficient f
1.05
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
16 Н/мкм
Преднатяг класса B
22 Н/мкм
Преднатяг класса C
30 Н/мкм
Preload class D
43 Н/мкм

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 71903
    2. SKF
    3. 30
    4. 17
    5. 7
    6. 0.015
    1. 71913
    2. SKF
    3. 90
    4. 65
    5. 13
    6. 0.21
    1. 71906
    2. SKF
    3. 47
    4. 30
    5. 9
    6. 0.048
    1. 71908
    2. SKF
    3. 40
    4. 62
    5. 12
    6. 0.11
    1. 71903
    2. SKF
    3. 30
    4. 17
    5. 7
    6. 0.016
    1. 71909
    2. SKF
    3. 68
    4. 45
    5. 12
    6. 0.13
    1. 71901
    2. SKF
    3. 24
    4. 12
    5. 6
    6. 0.01
    1. 71902
    2. SKF
    3. 15
    4. 28
    5. 7
    6. 0.015
    1. 71905
    2. SKF
    3. 42
    4. 25
    5. 9
    6. 0.042
    1. 71907
    2. SKF
    3. 55
    4. 35
    5. 10
    6. 0.074
    1. 71900
    2. SKF
    3. 22
    4. 10
    5. 6
    6. 0.009
    1. 71904
    2. SKF
    3. 37
    4. 20
    5. 9
    6. 0.035
    1. 71911
    2. SKF
    3. 80
    4. 55
    5. 13
    6. 0.18
    1. 71913
    2. SKF
    3. 90
    4. 65
    5. 13
    6. 0.2
    1. 71905
    2. SKF
    3. 42
    4. 25
    5. 9
    6. 0.04
    1. 71909
    2. SKF
    3. 68
    4. 45
    5. 12
    6. 0.12
    1. 71934
    2. SKF
    3. 230
    4. 170
    5. 28
    6. 2.85
    1. 71906
    2. SKF
    3. 47
    4. 30
    5. 9
    6. 0.047
    1. 71908
    2. SKF
    3. 62
    4. 40
    5. 12
    6. 0.1
    1. 71940
    2. SKF
    3. 200
    4. 280
    5. 38
    6. 6.1
    1. 71922
    2. SKF
    3. 150
    4. 110
    5. 20
    6. 0.86
    1. 71917
    2. SKF
    3. 120
    4. 85
    5. 18
    6. 0.53
    1. 71913
    2. SKF
    3. 90
    4. 65
    5. 13
    6. 0.208
    1. 71909
    2. SKF
    3. 68
    4. 45
    5. 12
    6. 0.13
    1. 71902
    2. SKF
    3. 15
    4. 28
    5. 7
    6. 0.015
    1. 71905
    2. SKF
    3. 42
    4. 25
    5. 9
    6. 0.039
    1. 71913
    2. SKF
    3. 90
    4. 65
    5. 13
    6. 0.174
    1. 71904
    2. SKF
    3. 37
    4. 20
    5. 9
    6. 0.036
    1. 71917
    2. SKF
    3. 120
    4. 85
    5. 18
    6. 0.53
    1. 71900
    2. SKF
    3. 22
    4. 10
    5. 6
    6. 0.009