NTN 7921DT Bearing
Bearing 7921DT NTN , NTN bearing
- Bearing Weight 1.944 (Inquire about discount price)
- Bore diameter 105
- Outer diameter 145
- Overall width 20
- Bore type NTN Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7921DT
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 112
- Size mating parts (Da max.)
- 138
- Size mating parts (ra max.)
- 1
- Size mating parts (ra1 max.)
- 0.6
- Size mating parts (db min.)
- 112
- Size mating parts (Db max.)
- 140.5
Overall dimension
- External diameter
- 145 mm
- Internal diameter
- 105 mm
- B Width
- 20 mm
- Weight
- 1.944 Kg
Size Geometric characteristics
- rРадиус наружней фаски
- 1.1 mm
- r1 outer ring (flange) installation chamfer
- 0.6 mm
- αУгол контакта
- 25°
Load and resources
- Dynamic load capacity
- 79 кН
- C0 Static load capacity
- 109 кН
- Cr Radial dynamic load
- 79 кН
- Maximum speed with grease lubrication
- 3 500 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 4 700 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 2
- Расстояние до действительного центра опоры (a)
- 46 mm
- Size
- 105x145x20
- Size (2B)
- 40 mm
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7938DT
- NTN
- 190
- 260
- 33
- 10.2
- 7907DT
- NTN
- 35
- 55
- 10
- 0.176
- 7913DT
- NTN
- 65
- 90
- 13
- 0.49
- 7905DT
- NTN
- 25
- 42
- 9
- 0.1
- 7932DT
- NTN
- 160
- 220
- 28
- 6.26
- 7921DF
- NTN
- 105
- 145
- 20
- 1.944
- 7919DT
- NTN
- 95
- 130
- 18
- 1.376
- 7914DT
- NTN
- 70
- 100
- 16
- 0.794
- 7915DT
- NTN
- 75
- 105
- 16
- 0.84
- 7916DT
- NTN
- 80
- 110
- 16
- 0.888
- 7921
- NTN
- 105
- 145
- 20
- 0.972
- 7221DT
- NTN
- 105
- 190
- 36
- 7.58
- 7921DB
- NTN
- 105
- 145
- 20
- 1.944
- 7021DT
- NTN
- 105
- 160
- 26
- 3.72
- 7918DT
- NTN
- 90
- 125
- 18
- 1.316
- 7906DT
- NTN
- 30
- 47
- 9
- 0.116
- 7940DT
- NTN
- 200
- 280
- 38
- 14.3
- 7948DT
- NTN
- 240
- 320
- 38
- 16.68
- 7928DT
- NTN
- 140
- 190
- 24
- 3.88
- 7934DT
- NTN
- 170
- 230
- 28
- 6.58
- 7921CDB/GLP4
- NTN
- 105
- 145
- 40
- 1.68
- 7917DT
- NTN
- 85
- 120
- 18
- 1.256
- 7908DT
- NTN
- 40
- 62
- 12
- 0.26
- 7956DT
- NTN
- 280
- 380
- 46
- 29.6
- 7921UADG/GNP42
- NTN
- 105
- 145
- 20
- 0.84
- 7911DT
- NTN
- 55
- 80
- 13
- 0.428
- 7930DT
- NTN
- 150
- 210
- 28
- 5.92
- 7926DT
- NTN
- 130
- 180
- 24
- 3.64
- 7924DT
- NTN
- 120
- 165
- 22
- 3.32
- 7952DT
- NTN
- 260
- 360
- 46
- 28
NTN Bearings News
2004-11-29
2006-05-10
2007-10-19
2009-03-29
2013-07-28
2016-06-16
2017-11-25
2019-05-07
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