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NTN 7944DB Bearing

Bearing 7944DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7944DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
232
Size mating parts (ra max.)
2
Size mating parts (ra1 max.)
1
Size mating parts (Db max.)
293

Overall dimension

External diameter
300 mm
Internal diameter
220 mm
B Width
38 mm
Weight
15.48 Kg
Outer ring width
38 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
305 кН
C0 Static load capacity
475 кН
Cr Radial dynamic load
305 кН
Maximum speed with grease lubrication
1 600 об/мин
WoilЧастота вращения предельная при жидкой смазке
2 100 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
94 mm
Size
220x300x38
Size (2B)
76 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7956DB
    2. NTN
    3. 280
    4. 380
    5. 46
    6. 29.6
    1. 7944DF
    2. NTN
    3. 220
    4. 300
    5. 38
    6. 15.48
    1. 7918DB
    2. NTN
    3. 90
    4. 125
    5. 18
    6. 1.316
    1. 7952DB
    2. NTN
    3. 260
    4. 360
    5. 46
    6. 28
    1. 4R4444
    2. NTN
    3. 220.000
    4. 320.000
    5. 210.000
    6. 55.40
    1. SF4407DB
    2. NTN
    3. 220.000
    4. 300.000
    5. 76.000
    6. 14.50
    1. 7919DB
    2. NTN
    3. 95
    4. 130
    5. 18
    6. 1.376
    1. 7960DB
    2. NTN
    3. 300
    4. 420
    5. 56
    6. 47.4
    1. 7044DBT/GMP5
    2. NTN
    3. 220
    4. 340
    5. 168
    6. 54.6
    1. 7922DB
    2. NTN
    3. 110
    4. 150
    5. 20
    6. 2.02
    1. 7909DB
    2. NTN
    3. 45
    4. 68
    5. 12
    6. 0.3
    1. HTA944DB/GNP4L
    2. NTN
    3. 220
    4. 300
    5. 72
    6. 7.6
    1. 7916DB
    2. NTN
    3. 80
    4. 110
    5. 16
    6. 0.888
    1. 7908DB
    2. NTN
    3. 40
    4. 62
    5. 12
    6. 0.26
    1. HTA044DB
    2. NTN
    3. 220
    4. 340
    5. 54
    6. 35.8
    1. 7924DB
    2. NTN
    3. 120
    4. 165
    5. 22
    6. 3.32
    1. 7917DB
    2. NTN
    3. 85
    4. 120
    5. 18
    6. 1.256
    1. 7928DB
    2. NTN
    3. 140
    4. 190
    5. 24
    6. 3.88
    1. SF4403DB
    2. NTN
    3. 220.000
    4. 300.000
    5. 76.000
    6. 15.10
    1. 7915DB
    2. NTN
    3. 75
    4. 105
    5. 16
    6. 0.84
    1. 7934DB
    2. NTN
    3. 170
    4. 230
    5. 28
    6. 6.58
    1. 7914DB
    2. NTN
    3. 70
    4. 100
    5. 16
    6. 0.794
    1. 7907DB
    2. NTN
    3. 35
    4. 55
    5. 10
    6. 0.176
    1. 7936DB
    2. NTN
    3. 180
    4. 250
    5. 33
    6. 9.74
    1. 7906DB
    2. NTN
    3. 30
    4. 47
    5. 9
    6. 0.116
    1. SF4044DB
    2. NTN
    3. 200.000
    4. 279.500
    5. 76.000
    6. 14.30
    1. 7921DB
    2. NTN
    3. 105
    4. 145
    5. 20
    6. 1.944
    1. 7976DB
    2. NTN
    3. 380.000
    4. 520.000
    5. 130.000
    6. 79.20
    1. 7920DB
    2. NTN
    3. 100
    4. 140
    5. 20
    6. 1.868
    1. 7911DB
    2. NTN
    3. 55
    4. 80
    5. 13
    6. 0.428