NTN 7228 Bearing
Bearing 7228 NTN , NTN bearing
- Bearing Weight 8.78 (Inquire about discount price)
- Bore diameter 140
- Outer diameter 250
- Overall width 42
- Bore type NTN Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7228
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 154
- Size mating parts (ra max.)
- 2.5
Overall dimension
- External diameter
- 250 mm
- Internal diameter
- 140 mm
- B Width
- 42 mm
- Weight
- 8.78 Kg
- Outer ring width
- 42 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
- 203 кН
- C0 Static load capacity
- 215 кН
- Cr Radial dynamic load
- 203 кН
- Maximum speed with grease lubrication
- 2 700 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 3 600 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 1
- Расстояние до действительного центра опоры (a)
- 77.5 mm
- Size
- 140x250x42
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7228DF
- NTN
- 140
- 250
- 42
- 17.56
- 7272
- NTN
- 360.000
- 650.000
- 95.000
- 143.00
- 7228DT
- NTN
- 140
- 250
- 42
- 17.56
- 7228
- NTN
- 140
- 250
- 42
- 8.78
- 7228DB
- NTN
- 140
- 250
- 42
- 17.56
- 7222DF
- NTN
- 110
- 200
- 38
- 8.9
- R0725V
- NTN
- 35.000
- 72.000
- 20.600
- 0.39
- 7208DT
- NTN
- 40
- 80
- 18
- 0.71
- 4R7207
- NTN
- 360.000
- 480.000
- 290.000
- 148.00
- 7214DF
- NTN
- 70
- 125
- 24
- 2.18
- DE2812
- NTN
- 140.000
- 210.000
- 66.000
- 8.00
- 7209DF
- NTN
- 45
- 85
- 19
- 0.808
- 7215DT
- NTN
- 75
- 130
- 25
- 2.34
- 284228X/284355XG
- Gamet
- 228.6
- 355.6
- 166
- 50
- SF0228
- NTN
- 15.000
- 32.000
- 9.000
- 0.03
- 7216
- NTN
- 80
- 140
- 26
- 1.39
- NU3072
- NTN
- 360.000
- 540.000
- 134.000
- 114.00
- 7252
- NTN
- 260.000
- 480.000
- 80.000
- 66.00
- 7211
- NTN
- 55
- 100
- 21
- 0.6
- 4R7219
- NTN
- 360.000
- 500.000
- 250.000
- 146.00
- 7218DF
- NTN
- 90
- 160
- 30
- 4.36
- 7204DB
- NTN
- 20
- 47
- 14
- 0.2
- 7219DF
- NTN
- 95
- 170
- 32
- 5.34
- 7203T2G/GNP4
- NTN
- 17
- 40
- 12
- 0.062
- DE2807
- NTN
- 140.000
- 210.000
- 66.000
- 7.72
- SF2853
- NTN
- 140.000
- 175.000
- 18.000
- 0.73
- 7204CDB/GNP5
- NTN
- 20
- 47
- 28
- 0.2
- 7219DB
- NTN
- 95
- 170
- 32
- 5.34
- 7219BG
- NTN
- 95.000
- 170.000
- 32.000
- 2.74
- 7201
- NTN
- 12
- 32
- 10
- 0.035
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