• Welcome

NTN 7321B Bearing

Bearing 7321B NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7321B
  • 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 (db min.)
112

Overall dimension

External diameter
225 mm
Internal diameter
105 mm
B Width
49 mm
Weight
8.36 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
40°

Load and resources

Dynamic load capacity
202 кН
C0 Static load capacity
194 кН
Cr Radial dynamic load
202 кН
Maximum speed with grease lubrication
2 900 об/мин
WoilЧастота вращения предельная при жидкой смазке
3 800 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
1
Расстояние до действительного центра опоры (a)
93.5 mm
Size
105x225x49

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7321B
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 8.36
    1. 7308B
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 0.636
    1. 7308BDB
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 1.272
    1. 7340BDB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7340B
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 53.1
    1. 7322CDB
    2. NTN
    3. 110.000
    4. 240.000
    5. 100.000
    6. 19.18
    1. 7313B
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 2.15
    1. 7317BDB
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 8.86
    1. 7302BDB
    2. NTN
    3. 15
    4. 42
    5. 13
    6. 0.114
    1. 7338B
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 47
    1. 7309B
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 0.854
    1. 7324BDB
    2. NTN
    3. 120
    4. 260
    5. 55
    6. 29.4
    1. 7310B
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 1.11
    1. 7320CDB
    2. NTN
    3. 100.000
    4. 215.000
    5. 94.000
    6. 13.80
    1. 7315B
    2. NTN
    3. 75
    4. 160
    5. 37
    6. 3.13
    1. 7314B
    2. NTN
    3. 70
    4. 150
    5. 35
    6. 2.61
    1. 7332BDB
    2. NTN
    3. 160
    4. 340
    5. 68
    6. 59.6
    1. 7312B
    2. NTN
    3. 60
    4. 130
    5. 31
    6. 1.77
    1. 7332B
    2. NTN
    3. 160
    4. 340
    5. 68
    6. 29.8
    1. 7021B
    2. NTN
    3. 105.000
    4. 160.000
    5. 26.000
    6. 1.88
    1. 7334BDB
    2. NTN
    3. 170
    4. 360
    5. 72
    6. 70.6
    1. 7310BDB
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 2.22
    1. 7305B
    2. NTN
    3. 25
    4. 62
    5. 17
    6. 0.234
    1. NK73/35R+IR65X73X35
    2. NTN
    3. 65.000
    4. 90.000
    5. 35.000
    6. 1.98
    1. 7321BDT
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.72
    1. 7326BDB
    2. NTN
    3. 130
    4. 280
    5. 58
    6. 35.2
    1. 7322BDB
    2. NTN
    3. 110
    4. 240
    5. 50
    6. 19.6
    1. 7336BDB
    2. NTN
    3. 180
    4. 380
    5. 75
    6. 81.8
    1. 7321BDF
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.72
    1. 7306B
    2. NTN
    3. 30
    4. 72
    5. 19
    6. 0.352