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NTN 7303B Bearing

Bearing 7303B NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7303B
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
22.5
Size mating parts (ra max.)
1
Size mating parts (db min.)
21.5

Overall dimension

External diameter
47 mm
Internal diameter
17 mm
B Width
14 mm
Weight
0.109 Kg
Outer ring width
14 mm

Size Geometric characteristics

rРадиус наружней фаски
1 mm
r1 outer ring (flange) installation chamfer
0.6 mm
αУгол контакта
40°

Load and resources

Dynamic load capacity
14.8 кН
C0 Static load capacity
8 кН
Cr Radial dynamic load
14.8 кН
Maximum speed with grease lubrication
15 000 об/мин
WoilЧастота вращения предельная при жидкой смазке
20 000 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
1
Расстояние до действительного центра опоры (a)
20.5 mm
Size
17x47x14

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7303B
    2. NTN
    3. 17
    4. 47
    5. 14
    6. 0.109
    1. 7324BDB
    2. NTN
    3. 120
    4. 260
    5. 55
    6. 29.4
    1. 7322BDB
    2. NTN
    3. 110
    4. 240
    5. 50
    6. 19.6
    1. 7303B
    2. ZEN
    3. 17
    4. 47
    5. 14
    6. 0.11
    1. 7338BDB
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 94
    1. 7313BDB
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 4.3
    1. 7306B
    2. NTN
    3. 30
    4. 72
    5. 19
    6. 0.352
    1. 7332B
    2. NTN
    3. 160
    4. 340
    5. 68
    6. 29.8
    1. 7302BDB
    2. NTN
    3. 15
    4. 42
    5. 13
    6. 0.114
    1. 7321B
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 8.36
    1. 7334BDB
    2. NTN
    3. 170
    4. 360
    5. 72
    6. 70.6
    1. 7320CDB
    2. NTN
    3. 100.000
    4. 215.000
    5. 94.000
    6. 13.80
    1. 7310B
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 1.11
    1. 7321BDB
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.72
    1. 7318BDB
    2. NTN
    3. 90
    4. 190
    5. 43
    6. 10.32
    1. 7320BDB
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 14.64
    1. 7330B
    2. NTN
    3. 150
    4. 320
    5. 65
    6. 25.1
    1. 7334B
    2. NTN
    3. 170
    4. 360
    5. 72
    6. 35.3
    1. 7324B
    2. NTN
    3. 120
    4. 260
    5. 55
    6. 14.7
    1. 7322CDB
    2. NTN
    3. 110.000
    4. 240.000
    5. 100.000
    6. 19.18
    1. 7340BDB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7310BDB
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 2.22
    1. 7304B
    2. NTN
    3. 20
    4. 52
    5. 15
    6. 0.141
    1. 7326BDB
    2. NTN
    3. 130
    4. 280
    5. 58
    6. 35.2
    1. 7316BDB
    2. NTN
    3. 80
    4. 170
    5. 39
    6. 7.44
    1. 7308BDB
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 1.272
    1. 7313B
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 2.15
    1. 7303
    2. NSK
    3. 17
    4. 47
    5. 14
    6. 0.118
    1. 7307B
    2. NTN
    3. 35
    4. 80
    5. 21
    6. 0.469
    1. 7311B
    2. NTN
    3. 55
    4. 120
    5. 29
    6. 1.42