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NTN 7321DB Bearing

Bearing 7321DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7321DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
119
Size mating parts (ra max.)
2.5
Size mating parts (ra1 max.)
1
Size mating parts (Db max.)
218

Overall dimension

External diameter
225 mm
Internal diameter
105 mm
B Width
49 mm
Weight
16.4 Kg
Outer ring width
49 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
355 кН
C0 Static load capacity
420 кН
Cr Radial dynamic load
355 кН
Maximum speed with grease lubrication
2 700 об/мин
WoilЧастота вращения предельная при жидкой смазке
3 600 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
72 mm
Size
105x225x49
Size (2B)
98 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7321
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 8.2
    1. 7330DB
    2. NTN
    3. 150
    4. 320
    5. 65
    6. 50.2
    1. 7313DB
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 4.22
    1. 7321DT
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7324DB
    2. NTN
    3. 120
    4. 260
    5. 55
    6. 29.4
    1. 7338DB
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 94
    1. 7321BG
    2. NTN
    3. 105.000
    4. 225.000
    5. 49.000
    6. 8.08
    1. 7921DB
    2. NTN
    3. 105
    4. 145
    5. 20
    6. 1.944
    1. 7303DB
    2. NTN
    3. 17
    4. 47
    5. 14
    6. 0.214
    1. 7328DB
    2. NTN
    3. 140
    4. 300
    5. 62
    6. 43
    1. 7326DB
    2. NTN
    3. 130
    4. 280
    5. 58
    6. 35.2
    1. 7307DB
    2. NTN
    3. 35
    4. 80
    5. 21
    6. 0.924
    1. 7309DB
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 1.674
    1. 7304DB
    2. NTN
    3. 20
    4. 52
    5. 15
    6. 0.276
    1. 7301DB
    2. NTN
    3. 12
    4. 37
    5. 12
    6. 0.088
    1. SF4421DB
    2. NTN
    3. 220.000
    4. 309.500
    5. 76.000
    6. 8.95
    1. 7306DB
    2. NTN
    3. 30
    4. 72
    5. 19
    6. 0.69
    1. 7320DB
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 14.36
    1. 7300DB
    2. NTN
    3. 10
    4. 35
    5. 11
    6. 0.08
    1. 7302DB
    2. NTN
    3. 15
    4. 42
    5. 13
    6. 0.11
    1. 7311DB
    2. NTN
    3. 55
    4. 120
    5. 29
    6. 2.78
    1. 7021DB
    2. NTN
    3. 105
    4. 160
    5. 26
    6. 3.72
    1. 7321DB
    2. NACHI
    3. 105
    4. 225
    5. 49
    6. 9.34
    1. 7221DB
    2. NTN
    3. 105
    4. 190
    5. 36
    6. 7.58
    1. 7320L1DBP5
    2. NTN
    3. 100
    4. 215
    5. 94
    6. 14.36
    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. 7315DB
    2. NTN
    3. 75
    4. 160
    5. 37
    6. 6.14
    1. 7321DF
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7322L1DBP5
    2. NTN
    3. 110
    4. 240
    5. 100
    6. 10.749