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NTN 7940DB Bearing

Bearing 7940DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7940DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
212
Size mating parts (ra max.)
2
Size mating parts (ra1 max.)
1
Size mating parts (Db max.)
273

Overall dimension

External diameter
280 mm
Internal diameter
200 mm
B Width
38 mm
Weight
14.3 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
300 кН
C0 Static load capacity
465 кН
Cr Radial dynamic load
300 кН
Maximum speed with grease lubrication
1 800 об/мин
WoilЧастота вращения предельная при жидкой смазке
2 400 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
88.5 mm
Size
200x280x38
Size (2B)
76 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7948DB
    2. NTN
    3. 240
    4. 320
    5. 38
    6. 16.68
    1. 7976DB
    2. NTN
    3. 380.000
    4. 520.000
    5. 130.000
    6. 79.20
    1. 7921DB
    2. NTN
    3. 105
    4. 145
    5. 20
    6. 1.944
    1. 7910DB
    2. NTN
    3. 50
    4. 72
    5. 12
    6. 0.314
    1. 7928DB
    2. NTN
    3. 140
    4. 190
    5. 24
    6. 3.88
    1. 7913DB
    2. NTN
    3. 65
    4. 90
    5. 13
    6. 0.49
    1. 7915DB
    2. NTN
    3. 75
    4. 105
    5. 16
    6. 0.84
    1. 7920DB
    2. NTN
    3. 100
    4. 140
    5. 20
    6. 1.868
    1. HTB040DB/GNP4L
    2. NTN
    3. 200
    4. 310
    5. 87.5
    6. 24.5
    1. HTA940DB
    2. NTN
    3. 200
    4. 280
    5. 36
    6. 13.7
    1. 7907DB
    2. NTN
    3. 35
    4. 55
    5. 10
    6. 0.176
    1. 7922DB
    2. NTN
    3. 110
    4. 150
    5. 20
    6. 2.02
    1. 7936DB
    2. NTN
    3. 180
    4. 250
    5. 33
    6. 9.74
    1. 7040DB
    2. NTN
    3. 200
    4. 310
    5. 51
    6. 28
    1. 7916DB
    2. NTN
    3. 80
    4. 110
    5. 16
    6. 0.888
    1. 7956DB
    2. NTN
    3. 280
    4. 380
    5. 46
    6. 29.6
    1. NAO-40x62x40ZW
    2. NTN
    3. 40
    4. 62
    5. 40
    6. 0.385
    1. 7912DB
    2. NTN
    3. 60
    4. 85
    5. 13
    6. 0.46
    1. 7907DBP5
    2. NTN
    3. 35
    4. 55
    5. 20
    6. 0.14
    1. 7340DB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7908DB
    2. NTN
    3. 40
    4. 62
    5. 12
    6. 0.26
    1. 7914DB
    2. NTN
    3. 70
    4. 100
    5. 16
    6. 0.794
    1. SF4044DB
    2. NTN
    3. 200.000
    4. 279.500
    5. 76.000
    6. 14.30
    1. 7917DB
    2. NTN
    3. 85
    4. 120
    5. 18
    6. 1.256
    1. 7240DB
    2. NTN
    3. 200
    4. 360
    5. 58
    6. 50.6
    1. 7940
    2. NTN
    3. 200
    4. 280
    5. 38
    6. 7.15
    1. 7932DB
    2. NTN
    3. 160
    4. 220
    5. 28
    6. 6.26
    1. 7909DB
    2. NTN
    3. 45
    4. 68
    5. 12
    6. 0.3
    1. 7905DB
    2. NTN
    3. 25
    4. 42
    5. 9
    6. 0.1
    1. NK110/40R+IR100X110X40
    2. NTN
    3. 100.000
    4. 130.000
    5. 40.000
    6. 1.36