KOYO 7248 Bearing
Bearing 7248 KOYO , KOYO bearing
- Bearing Weight 51.8 (Inquire about discount price)
- Bore diameter 240
- Outer diameter 440
- Overall width 72
- Bore type KOYO Bearing
- Cage material Steel
- Precision class Class normal (P0)(P6)
- Old Model 7248
- Operating Temperature Range -40 to 250 ºF
Connecting Size
- Size mating parts (da min.)
- 258
- Size mating parts (Da max.)
- 422
- Size mating parts (ra max.)
- 3
Overall dimension
- External diameter
- 440 mm
- Internal diameter
- 240 mm
- B Width
- 72 mm
- Weight
- 51.8 Kg
- Outer ring width
- 72 mm
Size Geometric characteristics
- rРадиус наружней фаски
- 4 mm
- r1 outer ring (flange) installation chamfer
- 1.5 mm
- αУгол контакта
- 30°
Load and resources
- Maximum speed with grease lubrication
- 1500 об/мин
- WoilЧастота вращения предельная при жидкой смазке
- 1800 об/мин
Protect
- Seal Up
- Нет
Other
- Number of rolling tracks
- 1
- Расстояние до действительного центра опоры (a)
- 134.2 mm
- Size
- 240x440x72
- MODEL
- BRAND
- IDD
- OD
- WIDTH
- Weight
- 7248
- KOYO
- 240
- 440
- 72
- 51.8
- DC4872VW
- KOYO
- 360
- 440
- 80
- 27
- DC4848VW
- KOYO
- 240
- 300
- 60
- 10.2
- DC4864VW
- KOYO
- 320
- 400
- 80
- 24.3
- N248
- KOYO
- 240
- 440
- 72
- 52.1
- 7200
- KOYO
- 10
- 30
- 9
- 0.031
- 7203
- KOYO
- 17
- 40
- 12
- 0.070
- 7204
- KOYO
- 20
- 47
- 14
- 0.112
- NTA-3648
- KOYO
- 57.15
- 76.2
- 1.984
- 0.017
- 305272-1
- KOYO
- 220
- 309.5
- 76
- 22
- 7238
- KOYO
- 190
- 340
- 55
- 18.8
- DC4856VW
- KOYO
- 280
- 350
- 69
- 16
- 7210
- KOYO
- 50
- 90
- 20
- 0.485
- 7215
- KOYO
- 75
- 130
- 25
- 1.23
- 7201
- KOYO
- 12
- 32
- 10
- 0.038
- 7226
- KOYO
- 130
- 230
- 40
- 6.21
- N348
- KOYO
- 240
- 500
- 95
- 94.6
- 7213
- KOYO
- 65
- 120
- 23
- 1.02
- DC4972VW
- KOYO
- 360
- 480
- 118
- 62
- 7219
- KOYO
- 95
- 170
- 32
- 2.78
- DC4876VW
- KOYO
- 380
- 480
- 100
- 45.3
- DC4948VW
- KOYO
- 240
- 320
- 80
- 18.4
- 7228
- KOYO
- 140
- 250
- 42
- 7.76
- DC4834VW
- KOYO
- 170
- 215
- 45
- 4.1
- 7218
- KOYO
- 90
- 160
- 30
- 2.30
- 7948
- KOYO
- 240
- 320
- 38
- 8
- DC4852VW
- KOYO
- 260
- 320
- 60
- 11
- DC4830VW
- KOYO
- 150
- 190
- 40
- 2.9
- DC4840VW
- KOYO
- 200
- 250
- 50
- 5.9
- 7222
- KOYO
- 110
- 200
- 38
- 4.65
KOYO Bearings News
2002-12-23
2005-11-12
2007-04-22
2008-09-30
2010-03-11
2014-07-10
2018-11-07
2020-04-17
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