NSK 639R/633R Bearing

NSK 639R/633R roller bearings | 63.5x130.175x41.275 mm

Also known as : 639/633

• Inside Diameter: 63.5 mm
• Outside Diameter: 130.175 mm
• Width: 41.275 mm
• Basic dynamic load rating: 195 kN
• Basic static load rating: 263 kN

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NSK 639R/633R Bearing

Part Number	639R/633R
d	63.5 mm
D	130.175 mm
T	41.275 mm
B	41.275 mm
C	31.75 mm
Cone rmin.	3.5 mm
Cup rmin.	3.3 mm
Cr	195 kN
C0r	263 kN
Limiting speeds	2800 min-1 (Grease)
Limiting speeds	3800 min-1 (Oil)
e	0.36 (constant)
y1	1.7 (Axial Load Factors)
y0	0.91 (Axial Load Factors)
Mass	1.77 kg (CONE) 0.712 kg (CUP)

NSK 639R/633R roller bearings, tapered roller bearing, Single-Row Inch Design.