NTN 4T-28678/28622

NTN 4T-28678/28622 Tapered roller bearing

Also known as : 28678/28622

  • Inside Diameter: 50.8 mm
  • Outside Diameter: 97.63 mm
  • Width: 24.608 mm
  • Basic dynamic load rating: 88.5 kN
  • Basic static load rating: 128 kN

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NTN 4T-28678/28622

NTN 4T-28678/28622 details

Part Number 4T-28678/28622
Brand NTN
Type Tapered roller bearings
Inch series
Mass 0.852 kg
Boundary dimensions (mm)
Inner dia. (d) 50.8
Outer dia. (D) 97.63
Width (B) 24.608
ras max 3.5
Basic load ratings (kN)
Dynamic (Cr) 88.5
Static (Cor) 128
Basic load ratings (kgf)
Dynamic (Cr) 9000
Static (Cor) 13000
Limiting speed (min-1)
Grease 3700
Oil 4900
As for the maximum value for inner and outer ring diameters of bearings whose bearing numbers are marked with "+" (inner ring) and "++" (outer ring), the precision class is an integer for class 4 and class 2 bearings only. Bearings with a # symbol next to the serial number are J-series bearings, and have a different tolerance to other series. For more details, see “Bearing Tolerance” listed in the “NTN ‘Ball and Roller Bearings’ Catalog.”

Xinyouya have NTN 4T-28678/28622 bearings in stock. Tapered roller bearings (Inch series), are designed so the inner and outer ring raceway and the apex of the tapered rollers intersect at one point on the bearing centerline.

NTN 4T-28678/28622 bearing cross reference

68450R/68709R
50.8 mmx 97.63 mmx 24.608 mm
H414245/H414210
50.8 mmx 97.63 mmx 24.608 mm
387/382A
50.8 mmx 97.63 mmx 24.608 mm
HM88630R/HM88610R
50.8 mmx 97.63 mmx 24.608 mm
02473R/02420R
50.8 mmx 97.63 mmx 24.608 mm
23100R/23256R
50.8 mmx 97.63 mmx 24.608 mm
387-384ED
50.8 mmx 97.63 mmx 24.608 mm
389-384DRB
50.8 mmx 97.63 mmx 24.608 mm
EE132083-132126D
50.8 mmx 97.63 mmx 24.608 mm
42362D - 42586
50.8 mmx 97.63 mmx 24.608 mm
L357049-L357019-B
50.8 mmx 97.63 mmx 24.608 mm
EE291175-291750-B
50.8 mmx 97.63 mmx 24.608 mm
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