• Welcome

NTN 7938DF Bearing

Bearing 7938DF NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7938DF
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (Da max.)
250
Size mating parts (ra max.)
2
Size mating parts (ra1 max.)
1

Overall dimension

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

Size Geometric characteristics

rРадиус наружней фаски
2 mm
r1 outer ring (flange) installation chamfer
1 mm
αУгол контакта
25°

Load and resources

Dynamic load capacity
216 кН
C0 Static load capacity
335 кН
Cr Radial dynamic load
216 кН
Maximum speed with grease lubrication
1 900 об/мин
WoilЧастота вращения предельная при жидкой смазке
2 500 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
81.5 mm
Size
190x260x33
Size (2B)
66 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7922DF
    2. NTN
    3. 110
    4. 150
    5. 20
    6. 2.02
    1. 7915DF
    2. NTN
    3. 75
    4. 105
    5. 16
    6. 0.84
    1. 7920DF
    2. NTN
    3. 100
    4. 140
    5. 20
    6. 1.868
    1. 7940DF
    2. NTN
    3. 200
    4. 280
    5. 38
    6. 14.3
    1. 7960DF
    2. NTN
    3. 300
    4. 420
    5. 56
    6. 47.4
    1. 7936DF
    2. NTN
    3. 180
    4. 250
    5. 33
    6. 9.74
    1. 7952DF
    2. NTN
    3. 260
    4. 360
    5. 46
    6. 28
    1. 7938DT
    2. NTN
    3. 190
    4. 260
    5. 33
    6. 10.2
    1. 7911DF
    2. NTN
    3. 55
    4. 80
    5. 13
    6. 0.428
    1. 7960/419.5DF
    2. NTN
    3. 300.000
    4. 419.500
    5. 112.000
    6. 45.70
    1. 7930DF
    2. NTN
    3. 150
    4. 210
    5. 28
    6. 5.92
    1. 7912DF
    2. NTN
    3. 60
    4. 85
    5. 13
    6. 0.46
    1. 7908DF
    2. NTN
    3. 40
    4. 62
    5. 12
    6. 0.26
    1. 7952DFP5
    2. NTN
    3. 260
    4. 360
    5. 92
    6. 28
    1. 7938
    2. NTN
    3. 190
    4. 260
    5. 33
    6. 5.1
    1. 7938DB
    2. NTN
    3. 190
    4. 260
    5. 33
    6. 10.2
    1. 7913DF
    2. NTN
    3. 65
    4. 90
    5. 13
    6. 0.49
    1. 7338DF
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 94
    1. 7907DF
    2. NTN
    3. 35
    4. 55
    5. 10
    6. 0.176
    1. 7910DF
    2. NTN
    3. 50
    4. 72
    5. 12
    6. 0.314
    1. 7917DF
    2. NTN
    3. 85
    4. 120
    5. 18
    6. 1.256
    1. 7906DF
    2. NTN
    3. 30
    4. 47
    5. 9
    6. 0.116
    1. 7905DF
    2. NTN
    3. 25
    4. 42
    5. 9
    6. 0.1
    1. 7932DF
    2. NTN
    3. 160
    4. 220
    5. 28
    6. 6.26
    1. 7921DF
    2. NTN
    3. 105
    4. 145
    5. 20
    6. 1.944
    1. 7926DF
    2. NTN
    3. 130
    4. 180
    5. 24
    6. 3.64
    1. 7909DF
    2. NTN
    3. 45
    4. 68
    5. 12
    6. 0.3
    1. 7948DF
    2. NTN
    3. 240
    4. 320
    5. 38
    6. 16.68
    1. 7956DF
    2. NTN
    3. 280
    4. 380
    5. 46
    6. 29.6
    1. 7916DF
    2. NTN
    3. 80
    4. 110
    5. 16
    6. 0.888