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NTN 7203B Bearing

Bearing 7203B NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7203B
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
21.5
Size mating parts (ra max.)
0.6
Size mating parts (db min.)
19.5

Overall dimension

External diameter
40 mm
Internal diameter
17 mm
B Width
12 mm
Weight
0.066 Kg
Outer ring width
12 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
11 кН
C0 Static load capacity
6.1 кН
Cr Radial dynamic load
11 кН
Maximum speed with grease lubrication
17 000 об/мин
WoilЧастота вращения предельная при жидкой смазке
22 000 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
1
Расстояние до действительного центра опоры (a)
18 mm
Size
17x40x12

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7203BDB
    2. NTN
    3. 17
    4. 40
    5. 12
    6. 0.132
    1. 7220BDB
    2. NTN
    3. 100
    4. 180
    5. 34
    6. 6.52
    1. 7212BDB
    2. NTN
    3. 60
    4. 110
    5. 22
    6. 1.56
    1. 7203C
    2. NTN
    3. 17
    4. 40
    5. 12
    6. 0.062
    1. 7216BDB
    2. NTN
    3. 80
    4. 140
    5. 26
    6. 2.84
    1. 7201B
    2. NTN
    3. 12
    4. 32
    5. 10
    6. 0.036
    1. 7214BDB
    2. NTN
    3. 70
    4. 125
    5. 24
    6. 2.22
    1. 7209B
    2. NTN
    3. 45
    4. 85
    5. 19
    6. 0.41
    1. 7218B
    2. NTN
    3. 90
    4. 160
    5. 30
    6. 2.22
    1. 7240BDB
    2. NTN
    3. 200
    4. 360
    5. 58
    6. 50.6
    1. 7213B
    2. NTN
    3. 65
    4. 120
    5. 23
    6. 0.981
    1. 7219BDB
    2. NTN
    3. 95
    4. 170
    5. 32
    6. 5.44
    1. 7213BDB
    2. NTN
    3. 65
    4. 120
    5. 23
    6. 1.962
    1. 7221B
    2. NTN
    3. 105
    4. 190
    5. 36
    6. 3.87
    1. 7208BDB
    2. NTN
    3. 40
    4. 80
    5. 18
    6. 0.75
    1. 7204BDB
    2. NTN
    3. 20
    4. 47
    5. 14
    6. 0.204
    1. 7202BDB
    2. NTN
    3. 15
    4. 35
    5. 11
    6. 0.092
    1. 7303B
    2. NTN
    3. 17
    4. 47
    5. 14
    6. 0.109
    1. 7203B
    2. ZEN
    3. 17
    4. 40
    5. 12
    6. 0.06
    1. 7219B
    2. NTN
    3. 95
    4. 170
    5. 32
    6. 2.72
    1. 7204B
    2. NTN
    3. 20
    4. 47
    5. 14
    6. 0.102
    1. 7226B
    2. NTN
    3. 130
    4. 230
    5. 40
    6. 7.15
    1. 7217B
    2. NTN
    3. 85
    4. 150
    5. 28
    6. 1.82
    1. 7209BDB
    2. NTN
    3. 45
    4. 85
    5. 19
    6. 0.82
    1. 7203CGNP4
    2. NTN
    3. 17
    4. 40
    5. 12
    6. 0.062
    1. 7200B
    2. NTN
    3. 10
    4. 30
    5. 9
    6. 0.029
    1. 7222BDB
    2. NTN
    3. 110
    4. 200
    5. 38
    6. 9.08
    1. 7203UCG/GNP42
    2. NTN
    3. 17
    4. 40
    5. 12
    6. 0.062
    1. 7222B
    2. NTN
    3. 110
    4. 200
    5. 38
    6. 4.54
    1. 7221BDB
    2. NTN
    3. 105
    4. 190
    5. 36
    6. 7.74