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NTN 7321 Bearing

Bearing 7321 NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7321
  • 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
8.2 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
220 кН
C0 Static load capacity
210 кН
Cr Radial dynamic load
220 кН
Maximum speed with grease lubrication
3 400 об/мин
WoilЧастота вращения предельная при жидкой смазке
4 500 об/мин

Protect

Seal Up
Нет

Other

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

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7321DF
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7321DT
    2. NTN
    3. 105
    4. 225
    5. 49
    6. 16.4
    1. 7321BG
    2. NTN
    3. 105.000
    4. 225.000
    5. 49.000
    6. 8.08
    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. 7305DF
    2. NTN
    3. 25
    4. 62
    5. 17
    6. 0.46
    1. 7307DF
    2. NTN
    3. 35
    4. 80
    5. 21
    6. 0.924
    1. 7321
    2. NACHI
    3. 105
    4. 225
    5. 49
    6. 9.34
    1. 7021DT
    2. NTN
    3. 105
    4. 160
    5. 26
    6. 3.72
    1. HTA021DB
    2. NTN
    3. 105
    4. 160
    5. 24.75
    6. 3.38
    1. 7317DB
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 8.68
    1. 7318DF
    2. NTN
    3. 90
    4. 190
    5. 43
    6. 10.12
    1. 7300BG
    2. NTN
    3. 10.000
    4. 35.000
    5. 11.000
    6. 0.05
    1. 7316DB
    2. NTN
    3. 80
    4. 170
    5. 39
    6. 7.3
    1. 7309
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 0.837
    1. 32218UDF
    2. NTN
    3. 90
    4. 160
    5. 85
    6. 7.2
    1. 7321
    2. NSK
    3. 105
    4. 225
    5. 49
    6. 9.43
    1. 7021DF
    2. NTN
    3. 105
    4. 160
    5. 26
    6. 3.72
    1. 5S-7216UCG/GNP42
    2. NTN
    3. 80
    4. 140
    5. 26
    6. 1.39
    1. 7302CDB/GNP5
    2. NTN
    3. 15
    4. 42
    5. 26
    6. 0.162
    1. 7320BF1GP5
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 7.09
    1. HL-8E-NK38.5X67X21-2
    2. NTN
    3. 38.5
    4. 67
    5. 21
    1. NF215E
    2. NTN
    3. 75.000
    4. 130.000
    5. 25.000
    6. 1.30
    1. SX0621
    2. NTN
    3. 30.000
    4. 62.000
    5. 11.303
    6. 0.14
    1. 7317
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 4.34
    1. 7314DF
    2. NTN
    3. 70
    4. 150
    5. 35
    6. 5.12
    1. 5S-7214UCG/GNP42
    2. NTN
    3. 70
    4. 125
    5. 24
    6. 1.04
    1. 32212UDF
    2. NTN
    3. 60
    4. 110
    5. 59.5
    6. 2.42
    1. 21319K
    2. NTN
    3. 95
    4. 200
    5. 45
    6. 7
    1. 3RCS3621
    2. NTN
    3. 180.000
    4. 406.400
    5. 171.040
    6. 126.80