• Welcome

NTN 7311DB Bearing

Bearing 7311DB NTN , NTN bearing

Dimensional Specifications

  • Bore type NTN Bearing
  • Cage material Steel
  • Precision class Class normal (P0)(P6)
  • Old Model 7311DB
  • Operating Temperature Range -40 to 250 ºF

Connecting Size

Size mating parts (da min.)
65
Size mating parts (ra max.)
2
Size mating parts (ra1 max.)
1
Size mating parts (Db max.)
114.5

Overall dimension

External diameter
120 mm
Internal diameter
55 mm
B Width
29 mm
Weight
2.78 Kg
Outer ring width
29 mm

Size Geometric characteristics

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

Load and resources

Dynamic load capacity
139 кН
C0 Static load capacity
123 кН
Cr Radial dynamic load
139 кН
Maximum speed with grease lubrication
5 100 об/мин
WoilЧастота вращения предельная при жидкой смазке
6 800 об/мин

Protect

Seal Up
Нет

Other

Number of rolling tracks
2
Расстояние до действительного центра опоры (a)
40 mm
Size
55x120x29
Size (2B)
58 mm

HOT BEARING PRICES

    1. MODEL
    2. BRAND
    3. IDD
    4. OD
    5. WIDTH
    6. Weight
    1. 7317DB
    2. NTN
    3. 85
    4. 180
    5. 41
    6. 8.68
    1. 7316DB
    2. NTN
    3. 80
    4. 170
    5. 39
    6. 7.3
    1. 7911DB
    2. NTN
    3. 55
    4. 80
    5. 13
    6. 0.428
    1. 7319DB
    2. NTN
    3. 95
    4. 200
    5. 45
    6. 11.78
    1. 7306DB
    2. NTN
    3. 30
    4. 72
    5. 19
    6. 0.69
    1. 7322T1DBCS115P5
    2. NTN
    3. 110
    4. 240
    5. 100
    6. 19
    1. NK110/30R+IR100X110X30
    2. NTN
    3. 100.000
    4. 130.000
    5. 30.000
    6. 2.94
    1. 7315DB
    2. NTN
    3. 75
    4. 160
    5. 37
    6. 6.14
    1. 7338DB
    2. NTN
    3. 190
    4. 400
    5. 78
    6. 94
    1. 7313DB
    2. NTN
    3. 65
    4. 140
    5. 33
    6. 4.22
    1. 7312DB
    2. NTN
    3. 60
    4. 130
    5. 31
    6. 3.48
    1. 7300DB
    2. NTN
    3. 10
    4. 35
    5. 11
    6. 0.08
    1. 7311DT
    2. NTN
    3. 55
    4. 120
    5. 29
    6. 2.78
    1. 7308DB
    2. NTN
    3. 40
    4. 90
    5. 23
    6. 1.25
    1. 7301DB
    2. NTN
    3. 12
    4. 37
    5. 12
    6. 0.088
    1. 7340DB
    2. NTN
    3. 200
    4. 420
    5. 80
    6. 106.2
    1. 7310DB
    2. NTN
    3. 50
    4. 110
    5. 27
    6. 2.18
    1. 7309DB
    2. NTN
    3. 45
    4. 100
    5. 25
    6. 1.674
    1. 2P1111
    2. NTN
    3. 55.000
    4. 95.000
    5. 37.000
    6. 1.13
    1. 7311
    2. NTN
    3. 55
    4. 120
    5. 29
    6. 1.39
    1. 7320DB
    2. NTN
    3. 100
    4. 215
    5. 47
    6. 14.36
    1. 7328DB
    2. NTN
    3. 140
    4. 300
    5. 62
    6. 43
    1. 7336DB
    2. NTN
    3. 180
    4. 380
    5. 75
    6. 81.8
    1. 7211DB
    2. NTN
    3. 55
    4. 100
    5. 21
    6. 1.2
    1. 7330DB
    2. NTN
    3. 150
    4. 320
    5. 65
    6. 50.2
    1. 7318DB
    2. NTN
    3. 90
    4. 190
    5. 43
    6. 10.12
    1. NK110/40R+IR100X110X40
    2. NTN
    3. 100.000
    4. 130.000
    5. 40.000
    6. 1.36
    1. 7305DB
    2. NTN
    3. 25
    4. 62
    5. 17
    6. 0.46
    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