Technical Info Technical Contents Bearings Overview Material Cages Shields and Seals Bearing Geometry Tolerances Lubrication Load Rating and Bearing Life Torque Noise Mounting and Fitting Preload Bearing Handing Adhesive Practices Assembly Characteristics Bearing Subassemblies Design Services Mechanical Testing Laboratory Useful Conversions Available Bearings DEEP GROOVE BALL BEARINGS ANGULAR CONTACT BALL BEARINGS DOUBLE ROW ANGULAR CONTACT BALL BEARINGS SELF-ALIGNING BALL BEARINGS TAPERED ROLLER BEARINGS(METRIC SERIES) SPHERICAL ROLLER BEARINGS PLANE THRUST BALL BEARINGS NEEDLE ROLLER BEARINGS

Home > NEEDLE ROLLER BEARINGS > NEEDLE ROLLER BEARING WITH INNER RING,WITH SEALS 轴径 主要尺寸（mm） 型号 基本额定载荷 极限转速1) （mm） d F D C B rmin NA49..RS 单面密封 NA49..2RS 两面密封 重量≈g 动C KN 静 Co KN r/min 10 10 14 22 13 14 0.3 NA 4900 RS NA 4900  2RS 24.5 6.8 6.9 13000 12 12 16 24 13 14 0.3 NA 4901 RS NA 4901  2RS 27.5 7.6 8.3 12000 15 15 20 28 13 14 0.3 NA 4902 RS NA 4902  2RS 37 8.6 10.3 10000 17 17 22 30 13 14 0.3 NA 4903 RS NA 4903  2RS 40 8.8 11 9000 20 20 25 37 17 18 0.3 NA 4904 RS NA 4904  2RS 80 17.3 19.9 7500 25 25 30 42 17 18 0.3 NA 4905 RS NA 4905  2RS 89.5 19.3 24.2 6500 30 30 35 47 17 18 0.3 NA 4906 RS NA 4906  2RS 104 21.1 28.5 5500 35 35 42 55 20 21 0.6 NA 4907 RS NA 4907  2RS 175 26.5 39.5 4800 40 40 48 62 22 23 0.6 NA 4908 RS NA 4908  2RS 252 36 53 4200 45 45 52 68 22 23 0.6 NA 4909 RS NA 4909  2RS 290 38 59 3900 50 50 58 72 22 23 0.6 NA 4910 RS NA 4910  2RS 295 40 64 3500 -back- Main Ball Bearing-SWC Navigation About SWC || Corporate Email || Request Catalog || Testing Services || Technical Info || Sales Office || Available Bearings || Secondary Ball Bearing Navigation Technical Contents || Bearings Overview || Material || Cages || Shields and Seals || Bearing Geometry || Tolerances || Lubrication || Load Rating and Bearing Life || Torque || Noise || Mounting and Fitting || Preload || Bearing Handing || Adhesive Practices || Assembly Characteristics || Bearing Subassemblies || Design Services || Mechanical Testing Laboratory || Useful Conversions || SWC Copyright 2006　　Power by Hahoo