NTN 7921 Bearing
Bearing 7921 NTN , NTN bearing
- Bearing Weight 0.972 (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 7921
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 112
- Size mating parts (ra max.)
- 1
- Size mating parts (db min.)
- 112
Overall dimension
- External diameter
- 145 mm
- Internal diameter
- 105 mm
- B Width
- 20 mm
- Weight
- 0.972 Kg
- Outer ring width
- 20 mm
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
- 48.5 кН
- C0 Static load capacity
- 54.5 кН
- Cr Radial dynamic load
- 48.5 кН
- Maximum speed with grease lubrication
- 4 400 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 5 900 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 1
- Расстояние до действительного центра опоры (a)
- 46 mm
- Size
- 105x145x20
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7921DB
- NTN
- 105
- 145
- 20
- 1.944
- 7921CDB/GLP4
- NTN
- 105
- 145
- 40
- 1.68
- 7921
- NTN
- 105
- 145
- 20
- 0.972
- 7921DT
- NTN
- 105
- 145
- 20
- 1.944
- 7921DF
- NTN
- 105
- 145
- 20
- 1.944
- 7911UCG/GLP4
- NTN
- 55
- 80
- 13
- 0.18
- N2212E
- NTN
- 60.000
- 110.000
- 28.000
- 1.04
- TU0821-2LXL/L669
- NTN
- 41
- 85
- 50
- 7221DT
- NTN
- 105
- 190
- 36
- 7.58
- 21313K
- NTN
- 65
- 140
- 33
- 2.51
- 5S-7213UCG/GNP42
- NTN
- 65
- 120
- 23
- 0.95
- 7976
- NTN
- 380.000
- 520.000
- 65.000
- 39.60
- 7932DF
- NTN
- 160
- 220
- 28
- 6.26
- 7944DF
- NTN
- 220
- 300
- 38
- 15.48
- 7912UG/GMP42
- NTN
- 60
- 85
- 13
- 0.19
- 7907DB
- NTN
- 35
- 55
- 10
- 0.176
- N221
- NTN
- 105
- 190
- 36
- 3.87
- 7907UADG/GNP42
- NTN
- 35
- 55
- 10
- 0.07
- 7919
- NTN
- 95
- 130
- 18
- 0.688
- 21075/21212
- CX
- 19.05
- 53.975
- 22.225
- 0.24
- 7956DT
- NTN
- 280
- 380
- 46
- 29.6
- 7919DT
- NTN
- 95
- 130
- 18
- 1.376
- 7918UCG/GNP4
- NTN
- 90
- 125
- 18
- 0.56
- 7934CT1B/GNP42
- NTN
- 170
- 230
- 28
- 2.89
- 7909
- NTN
- 45
- 68
- 12
- 0.15
- 5S-7212UCG/GNP42
- NTN
- 60
- 110
- 22
- 0.76
- 7922
- NTN
- 110
- 150
- 20
- 1.01
- 7920
- NTN
- 100
- 140
- 20
- 0.934
- N
- SKF
- 105
- 160
- 26
- 1.65
- 7916DB
- NTN
- 80
- 110
- 16
- 0.888
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