NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series - Jinan LBR Bearing Co., Ltd.

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NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series image

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NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series Exchange Guide

Calculation factor (back-to-back, face-to-face) Y0:0.76
dn:62.3 mm
Attainable speed for oil-air lubrication:34000 r/min
Preload class A GA:130 N
Basic static load rating C0:10 kN
Static axial stiffness, preload class A:104 N/µm
da min.:54.6 mm
db min.:54.6 mm
Calculation factor f2A:1
b:1.6 mm
Db max.:75.8 mm
Number of balls z:21
Calculation factor (back-to-back, face-to-face) X2:0.67
C3:3 mm
D1:69.75 mm
Static axial stiffness, preload class C:204 N/µm
ra max.:1 mm
Calculation factor f2B:1.03
Reference grease quantity Gref:4.1 cm³
Ball diameter Dw:7.938 mm

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Jinan LBR Bearing Co., Ltd.: AddressRoomB-730, Jiahui Universal Square, No. 548, Beiyuan Street, Tianqiao District; Phone(Working Time)86-5318966548; Fax

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