NTN 4T-3778/3720

NTN 4T-3778/3720 Tapered roller bearing

Also known as : 4T-3778/3720

  • Inside Diameter: 47.625 mm
  • Outside Diameter: 93.264 mm
  • Width: 30.302 mm
  • Basic dynamic load rating: 102 kN
  • Basic static load rating: 134 kN

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NTN 4T-3778/3720

NTN 4T-3778/3720 details

Part Number 4T-3778/3720
Brand NTN
Type Tapered roller bearings
Inch series
Mass 0.898 kg
Boundary dimensions (mm)
Inner dia. (d) 47.625
Outer dia. (D) 93.264
Width (B) 30.302
ras max 6.4
Basic load ratings (kN)
Dynamic (Cr) 102
Static (Cor) 134
Basic load ratings (kgf)
Dynamic (Cr) 10400
Static (Cor) 13700
Limiting speed (min-1)
Grease 4000
Oil 5300
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-3778/3720 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-3778/3720 bearing cross reference

68450R/68709R
47.625 mmx 93.264 mmx 30.302 mm
H414245/H414210
47.625 mmx 93.264 mmx 30.302 mm
387/382A
47.625 mmx 93.264 mmx 30.302 mm
HM88630R/HM88610R
47.625 mmx 93.264 mmx 30.302 mm
02473R/02420R
47.625 mmx 93.264 mmx 30.302 mm
23100R/23256R
47.625 mmx 93.264 mmx 30.302 mm
387-384ED
47.625 mmx 93.264 mmx 30.302 mm
389-384DRB
47.625 mmx 93.264 mmx 30.302 mm
EE132083-132126D
47.625 mmx 93.264 mmx 30.302 mm
42362D - 42586
47.625 mmx 93.264 mmx 30.302 mm
L357049-L357019-B
47.625 mmx 93.264 mmx 30.302 mm
EE291175-291750-B
47.625 mmx 93.264 mmx 30.302 mm
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