NTN 7221DT Bearing
Bearing 7221DT NTN , NTN bearing
- Bearing Weight 7.58 (Inquire about discount price)
- Bore diameter 105
- Outer diameter 190
- Overall width 36
- Bore type NTN Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7221DT
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 117
- Size mating parts (Da max.)
- 178
- Size mating parts (ra max.)
- 2
- Size mating parts (ra1 max.)
- 1
- Size mating parts (db min.)
- 112
- Size mating parts (Db max.)
- 183
Overall dimension
- External diameter
- 190 mm
- Internal diameter
- 105 mm
- B Width
- 36 mm
- Weight
- 7.58 Kg
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
- 254 кН
- C0 Static load capacity
- 283 кН
- Cr Radial dynamic load
- 254 кН
- Maximum speed with grease lubrication
- 3 000 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 4 000 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 2
- Расстояние до действительного центра опоры (a)
- 60.5 mm
- Size
- 105x190x36
- Size (2B)
- 72 mm
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7204DT
- NTN
- 20
- 47
- 14
- 0.2
- 7208DT
- NTN
- 40
- 80
- 18
- 0.71
- 7219DT
- NTN
- 95
- 170
- 32
- 5.34
- 7321DT
- NTN
- 105
- 225
- 49
- 16.4
- 7224DT
- NTN
- 120
- 215
- 40
- 12.52
- 7221DT
- NACHI
- 105
- 190
- 36
- 3.93
- 7214DT
- NTN
- 70
- 125
- 24
- 2.18
- 7238DT
- NTN
- 190
- 340
- 55
- 42.6
- 7206DT
- NTN
- 30
- 62
- 16
- 0.386
- 7218DT
- NTN
- 90
- 160
- 30
- 4.36
- 7234DT
- NTN
- 170
- 310
- 52
- 34
- 7207DT
- NTN
- 35
- 72
- 17
- 0.562
- 7216DT
- NTN
- 80
- 140
- 26
- 2.78
- 7201DT
- NTN
- 12
- 32
- 10
- 0.07
- 7221DB
- NTN
- 105
- 190
- 36
- 7.58
- 7214DTBT
- NTN
- 70.000
- 125.000
- 96.000
- 4.36
- 7021DT
- NTN
- 105
- 160
- 26
- 3.72
- 7236DT
- NTN
- 180
- 320
- 52
- 35.4
- 7221CT1B/GNP42
- NTN
- 105
- 190
- 36
- 3.81
- 7222DT
- NTN
- 110
- 200
- 38
- 8.9
- 7232DT
- NTN
- 160
- 290
- 48
- 27.4
- 7213DT
- NTN
- 65
- 120
- 23
- 1.924
- 7221BG
- NTN
- 105.000
- 190.000
- 36.000
- 4.35
- 7203DT
- NTN
- 17
- 40
- 12
- 0.128
- 7217DT
- NTN
- 85
- 150
- 28
- 3.56
- 7210DT
- NTN
- 50
- 90
- 20
- 0.914
- 7200DT
- NTN
- 10
- 30
- 9
- 0.058
- 7272
- NTN
- 360.000
- 650.000
- 95.000
- 143.00
- 7240DT
- NTN
- 200
- 360
- 58
- 50.6
- 7202DT
- NTN
- 15
- 35
- 11
- 0.092
NTN Bearings News
2003-06-09
2004-11-17
2006-04-29
2007-10-07
2009-03-18
2010-08-27
2012-02-05
2019-04-24
2020-10-02
2022-03-13
2023-08-22
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