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SKF 71938 Bearing

Bearing 71938 CD/P4AH1 SKF , SKF bearing

Dimensional Specifications

  • Bore type SKF Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 71938
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
199 mm
Size mating parts (Da max.)
251 mm
Size mating parts (ra max.)
2 mm
Size mating parts (rb max.)
1 mm
Size mating parts (db min.)
199 mm
Size (r1.2 min.)
2 mm
Size (r3.4 min.)
1 mm
Size mating parts (Db max.)
255 mm

Overall dimension

External diameter
190 mm
Internal diameter
260 mm
B Width
33 mm
Weight
4.35 Kg

Load and resources

C0 Static load capacity
220 кН
Cr Radial dynamic load
172 кН
Maximum speed with grease lubrication
5000 об/мин
WoilЧастота вращения предельная при жидкой смазке
7500 /миноб/мин

Other

DwДиаметр шарика
22.225 mm
ZКоличество шариков
28
PuПредел усталостной прочности
6.2 кН
Расстояние до действительного центра опоры (a)
46.8 mm
Size
260x190x33
Size (D1)
238.4 mm
Size (d1)
211.6 mm
d2
211.6 mm
Радиальное биение/Разностейность (K)
0.6 mm
C1
8.6 mm
dn
217.4 mm
GrefКонтрольное количество смазки
57 cm³
Estimated coefficient (f0)
16.4
Преднатяг класса A GA
640 Н
Преднатяг класса B GB
1280 Н
Преднатяг класса C GC
2560 Н
Preload class D GD
5120 Н
Estimated coefficient f
1.27
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
189 Н/мкм
Преднатяг класса B
260 Н/мкм
Преднатяг класса C
367 Н/мкм
Preload class D
538 Н/мкм

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 71930
    2. SKF
    3. 210
    4. 150
    5. 28
    6. 2.55
    1. 71938
    2. SKF
    3. 260
    4. 190
    5. 33
    6. 4.35
    1. 71932
    2. SKF
    3. 220
    4. 160
    5. 28
    6. 2.7
    1. 71936
    2. SKF
    3. 250
    4. 180
    5. 33
    6. 4.2
    1. 71934
    2. SKF
    3. 230
    4. 170
    5. 28
    6. 2.85
    1. 71938
    2. SKF
    3. 260
    4. 190
    5. 33
    6. 3.636
    1. 71928
    2. SKF
    3. 190
    4. 140
    5. 24
    6. 1.65
    1. 71918
    2. SKF
    3. 125
    4. 90
    5. 18
    6. 0.55
    1. 71918
    2. SKF
    3. 125
    4. 90
    5. 18
    6. 0.55
    1. 71948
    2. SKF
    3. 320
    4. 240
    5. 38
    6. 8.5
    1. 71908
    2. SKF
    3. 40
    4. 62
    5. 12
    6. 0.11
    1. 71940
    2. SKF
    3. 280
    4. 200
    5. 38
    6. 6.1
    1. 71968
    2. SKF
    3. 460
    4. 340
    5. 56
    6. 25.5
    1. 71930
    2. SKF
    3. 210
    4. 150
    5. 28
    6. 2.55
    1. 71930
    2. SKF
    3. 210
    4. 150
    5. 28
    6. 2.03
    1. 71921
    2. SKF
    3. 145
    4. 105
    5. 20
    6. 0.82
    1. 71932
    2. SKF
    3. 220
    4. 160
    5. 28
    6. 2.7
    1. 71917
    2. SKF
    3. 120
    4. 85
    5. 18
    6. 0.53
    1. 71918
    2. SKF
    3. 125
    4. 90
    5. 18
    6. 0.472
    1. 71936
    2. SKF
    3. 250
    4. 180
    5. 33
    6. 4.2
    1. 71908
    2. SKF
    3. 62
    4. 40
    5. 12
    6. 0.1
    1. 71924
    2. SKF
    3. 165
    4. 120
    5. 22
    6. 1.15
    1. 71916
    2. SKF
    3. 110
    4. 80
    5. 16
    6. 0.37
    1. 71934
    2. SKF
    3. 230
    4. 170
    5. 28
    6. 2.85
    1. 71928
    2. SKF
    3. 190
    4. 140
    5. 24
    6. 1.65
    1. 71914
    2. SKF
    3. 100
    4. 70
    5. 16
    6. 0.33
    1. 71938
    2. SKF
    3. 260
    4. 190
    5. 33
    6. 3.636
    1. 71922
    2. SKF
    3. 150
    4. 110
    5. 20
    6. 0.86
    1. 71919
    2. SKF
    3. 130
    4. 95
    5. 18
    6. 0.58
    1. 71932
    2. SKF
    3. 220
    4. 160
    5. 28
    6. 2.23