NTN 7221DB Bearing
Bearing 7221DB 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 7221DB
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 117
- Size mating parts (ra max.)
- 2
- Size mating parts (ra1 max.)
- 1
- Size mating parts (Db max.)
- 183
Overall dimension
- External diameter
- 190 mm
- Internal diameter
- 105 mm
- B Width
- 36 mm
- Weight
- 7.58 Kg
- Outer ring width
- 36 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
- 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
- 7021DB
- NTN
- 105
- 160
- 26
- 3.72
- 7224DB
- NTN
- 120
- 215
- 40
- 12.52
- 7226DBP5V1
- NTN
- 130
- 230
- 80
- 14.3
- 7230DB
- NTN
- 150
- 270
- 45
- 22
- 7921DB
- NTN
- 105
- 145
- 20
- 1.944
- 7221CT1B/GNP42
- NTN
- 105
- 190
- 36
- 3.81
- 7221DT
- NTN
- 105
- 190
- 36
- 7.58
- 7204DB
- NTN
- 20
- 47
- 14
- 0.2
- SF4421DB
- NTN
- 220.000
- 309.500
- 76.000
- 8.95
- 7207DB
- NTN
- 35
- 72
- 17
- 0.562
- 7208DB
- NTN
- 40
- 80
- 18
- 0.71
- 7228DB
- NTN
- 140
- 250
- 42
- 17.56
- 7236DB
- NTN
- 180
- 320
- 52
- 35.4
- 7214DB
- NTN
- 70
- 125
- 24
- 2.18
- 7232DB
- NTN
- 160
- 290
- 48
- 27.4
- 7221BG
- NTN
- 105.000
- 190.000
- 36.000
- 4.35
- 7221DF
- NTN
- 105
- 190
- 36
- 7.58
- 7218DB
- NTN
- 90
- 160
- 30
- 4.36
- 7256DBP4
- NTN
- 280
- 500
- 160
- 114
- 7240DB
- NTN
- 200
- 360
- 58
- 50.6
- 7206DB
- NTN
- 30
- 62
- 16
- 0.386
- 7272
- NTN
- 360.000
- 650.000
- 95.000
- 143.00
- 7234DB
- NTN
- 170
- 310
- 52
- 34
- 7215DB
- NTN
- 75
- 130
- 25
- 2.34
- 7203DB
- NTN
- 17
- 40
- 12
- 0.128
- 7220DB
- NTN
- 100
- 180
- 34
- 6.4
- 7211DB
- NTN
- 55
- 100
- 21
- 1.2
- 7217DB
- NTN
- 85
- 150
- 28
- 3.56
- 7201DB
- NTN
- 12
- 32
- 10
- 0.07
- HTA921DB
- NTN
- 105
- 145
- 18
- 1.66
NTN Bearings News
2006-04-07
2012-01-14
2013-06-24
2014-12-03
2016-05-13
2017-10-22
2020-09-10
2022-02-19
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