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NTN 7308DB Bearing

Bearing 7308DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7308DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
48.5
Size mating parts (ra max.)
1.5
Size mating parts (ra1 max.)
1
Size mating parts (Db max.)
84.5

Overall dimension

External diameter
90 mm
Internal diameter
40 mm
B Width
23 mm
Weight
1.25 Kg
Outer ring width
23 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
79.5 кН
C0 Static load capacity
66 кН
Cr Radial dynamic load
79.5 кН
Maximum speed with grease lubrication
6 900 об/мин
WoilЧастота вращения предельная при жидкой смазке
9 200 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
30.5 mm
Size
40x90x23
Size (2B)
46 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7313DB
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 4.22
    1. 7334DB
    2. NTN
    3. 170
    4. 360
    5. 72
    6. 70.6
    1. 7311DB
    2. NTN
    3. 55
    4. 120
    5. 29
    6. 2.78
    1. 7328DB
    2. NTN
    3. 140
    4. 300
    5. 62
    6. 43
    1. 7308DB
    2. NACHI
    3. 40
    4. 90
    5. 23
    6. 0.655
    1. 7300DB
    2. NTN
    3. 10
    4. 35
    5. 11
    6. 0.08
    1. 7334DBC3P5
    2. NTN
    3. 170
    4. 360
    5. 144
    6. 71.6
    1. 7321DB
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7320DB
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 14.36
    1. 7324DB
    2. NTN
    3. 120
    4. 260
    5. 55
    6. 29.4
    1. 7305DB
    2. NTN
    3. 25
    4. 62
    5. 17
    6. 0.46
    1. SF3408DB
    2. NTN
    3. 170.000
    4. 260.000
    5. 81.000
    6. 13.00
    1. 7317DB
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 8.68
    1. 7310DB
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 2.18
    1. 7340DB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7322L1DBP5
    2. NTN
    3. 110
    4. 240
    5. 100
    6. 10.749
    1. 7309DB
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 1.674
    1. 7307DB
    2. NTN
    3. 35
    4. 80
    5. 21
    6. 0.924
    1. 7338DB
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 94
    1. 7302DB
    2. NTN
    3. 15
    4. 42
    5. 13
    6. 0.11
    1. 7326DB
    2. NTN
    3. 130
    4. 280
    5. 58
    6. 35.2
    1. 7908DB
    2. NTN
    3. 40
    4. 62
    5. 12
    6. 0.26
    1. 7320L1DBP5
    2. NTN
    3. 100
    4. 215
    5. 94
    6. 14.36
    1. 7315DB
    2. NTN
    3. 75
    4. 160
    5. 37
    6. 6.14
    1. 7306DB
    2. NTN
    3. 30
    4. 72
    5. 19
    6. 0.69
    1. 7008DB
    2. NTN
    3. 40
    4. 68
    5. 15
    6. 0.444
    1. 7314DB
    2. NTN
    3. 70
    4. 150
    5. 35
    6. 5.12
    1. 7308
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 0.625
    1. 7316DB
    2. NTN
    3. 80
    4. 170
    5. 39
    6. 7.3
    1. SF5008DB
    2. NTN
    3. 250.000
    4. 349.500
    5. 92.000
    6. 25.30