NTN 4T-67790/67720

NTN 4T-67790/67720 Tapered roller bearing

Also known as : 67790/67720

  • Inside Diameter: 177.8 mm
  • Outside Diameter: 247.65 mm
  • Width: 47.63 mm
  • Basic dynamic load rating: 340 kN
  • Basic static load rating: 690 kN

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NTN 4T-67790/67720

NTN 4T-67790/67720 details

Part Number 4T-67790/67720
Brand NTN
Type Tapered roller bearings
Inch series
Mass 6.57 kg
Boundary dimensions (mm)
Inner dia. (d) 177.8
Outer dia. (D) 247.65
Width (B) 47.63
ras max 3.5
Basic load ratings (kN)
Dynamic (Cr) 340
Static (Cor) 690
Basic load ratings (kgf)
Dynamic (Cr) 35000
Static (Cor) 70500
Limiting speed (min-1)
Grease 1300
Oil 1700
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-67790/67720 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-67790/67720 bearing cross reference

68450R/68709R
177.8 mmx 247.65 mmx 47.63 mm
H414245/H414210
177.8 mmx 247.65 mmx 47.63 mm
387/382A
177.8 mmx 247.65 mmx 47.63 mm
HM88630R/HM88610R
177.8 mmx 247.65 mmx 47.63 mm
02473R/02420R
177.8 mmx 247.65 mmx 47.63 mm
23100R/23256R
177.8 mmx 247.65 mmx 47.63 mm
387-384ED
177.8 mmx 247.65 mmx 47.63 mm
389-384DRB
177.8 mmx 247.65 mmx 47.63 mm
EE132083-132126D
177.8 mmx 247.65 mmx 47.63 mm
42362D - 42586
177.8 mmx 247.65 mmx 47.63 mm
L357049-L357019-B
177.8 mmx 247.65 mmx 47.63 mm
EE291175-291750-B
177.8 mmx 247.65 mmx 47.63 mm
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