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NTN 7304DB Bearing

Bearing 7304DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7304DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
27
Size mating parts (ra max.)
1
Size mating parts (ra1 max.)
0.6
Size mating parts (Db max.)
47.5

Overall dimension

External diameter
52 mm
Internal diameter
20 mm
B Width
15 mm
Weight
0.276 Kg
Outer ring width
15 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
30.5 кН
C0 Static load capacity
20.8 кН
Cr Radial dynamic load
30.5 кН
Maximum speed with grease lubrication
12 000 об/мин
WoilЧастота вращения предельная при жидкой смазке
17 000 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
18 mm
Size
20x52x15
Size (2B)
30 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7309DB
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 1.674
    1. 7312DB
    2. NTN
    3. 60
    4. 130
    5. 31
    6. 3.48
    1. 7318DB
    2. NTN
    3. 90
    4. 190
    5. 43
    6. 10.12
    1. 7319DB
    2. NTN
    3. 95
    4. 200
    5. 45
    6. 11.78
    1. 7320DB
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 14.36
    1. 7301DB
    2. NTN
    3. 12
    4. 37
    5. 12
    6. 0.088
    1. 7308DB
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 1.25
    1. 7320L1DBP5
    2. NTN
    3. 100
    4. 215
    5. 94
    6. 14.36
    1. 7321DB
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7304BG
    2. NTN
    3. 20.000
    4. 52.000
    5. 15.000
    6. 0.15
    1. 7322L1DBP5
    2. NTN
    3. 110
    4. 240
    5. 100
    6. 10.749
    1. 7300DB
    2. NTN
    3. 10
    4. 35
    5. 11
    6. 0.08
    1. 7332DB
    2. NTN
    3. 160
    4. 340
    5. 68
    6. 59.6
    1. 7304DB
    2. NACHI
    3. 20
    4. 52
    5. 15
    6. 0.150
    1. 7204DB
    2. NTN
    3. 20
    4. 47
    5. 14
    6. 0.2
    1. 7322DB
    2. NTN
    3. 110
    4. 240
    5. 50
    6. 19.2
    1. 7305DB
    2. NTN
    3. 25
    4. 62
    5. 17
    6. 0.46
    1. 7340DB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7314DB
    2. NTN
    3. 70
    4. 150
    5. 35
    6. 5.12
    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. 7317DB
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 8.68
    1. 7004DB
    2. NTN
    3. 20
    4. 42
    5. 12
    6. 0.16
    1. 7334DBC3P5
    2. NTN
    3. 170
    4. 360
    5. 144
    6. 71.6
    1. 7310DB
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 2.18
    1. 7307DB
    2. NTN
    3. 35
    4. 80
    5. 21
    6. 0.924
    1. 7336DB
    2. NTN
    3. 180
    4. 380
    5. 75
    6. 81.8
    1. 7316DB
    2. NTN
    3. 80
    4. 170
    5. 39
    6. 7.3
    1. 7302DB
    2. NTN
    3. 15
    4. 42
    5. 13
    6. 0.11
    1. 7313DB
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 4.22

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