(dimensions in mm)
Bearing Type - tapered bore, lube groove & holes
Bore Dia (d) - 280.0000
Outer Dia (D) - 380.0000
Width (B) - 75.0000
Radius (min) (rs) - 2.100
Dynamic Load Rating (Cr) - 866,000
Static Load Rating (Cor) - 1,749,000
Max Speed (Grease) (X1000 RPM) - 1
Max Speed (Oil) (X1000 RPM) - 1
Weight (g) - 23,960.00
Material - 52100 Chrome steel, or equivalent
Inner ring guided machined brass cage, lube groove and holes.
Tapered Bore, taper = 1:12
Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".
Basic Radial Load Factor "e" = 0.18
Basic Radial Load Factor "Y1" = 3.7
Basic Radial Load Factor "Y2" = 5.6
Basic Radial Load Factor "Y0" = 3.7
Hot number:KOYO 7315 B/DB NSK 6905N NSK 30305D TIMKEN 66200/66462D OKB 9039438H ISB 16040 ISB 22209-2RS FAG NJ2207-E-TVP2 + HJ2207-E SKF NNTR 120x290x135.2ZL ISO NUP310 ZEN S7201B American N-138M SKF 75x115x12 CRW1 R FAG 6201 N NSK 626-RS
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