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Home > NEEDLE ROLLER BEARINGS > NEEDLE ROLLER BEARINGS WITHOUT INNER RING 轴径 主要尺寸（mm） 型号 基本额定载荷 极限转速 参考转速 （mm） Fw D C rmin NK RNA 49 RNA 69 重量≈g 动KN 静 KN r/min r/min 5 5 10 10 0.15 2+NK 5/10  TN - - 3.1 2.35 1.92 37000 65000 　 5 10 12 0.15 2+NK 5/12  TN - - 3.7 3 2.65 37000 65000 6 6 12 10 0.15 2+NK 6/10  TN - - 4.7 2.6 2.28 33000 55000 　 6 12 12 0.15 2+NK 6/12 TN - - 5.7 3.35 3.15 33000 55000 7 7 14 10 0.3 2+NK 7/10  TN - - 6.9 2.85 2.65 31000 50000 　 7 14 12 0.3 2 +NK 7/12  TN - - 8.2 3.65 3.6 31000 49000 8 8 15 12 0.3 2+NK 8/12  TN - - 8.7 3.95 4.1 29000 43000 　 8 15 16 0.3 2+NK 8/16  TN - - 12 5.1 5.8 29000 42000 9 9 16 12 0.3 2+NK 9/12   TN - - 10.3 4.5 5 28000 37000 　 9 16 16 0.3 2 +NK 9/16  TN - - 12.8 5.9 7.1 28000 37000 10 10 17 12 0.3 2+ NK 10/12 TN - - 10.1 4.75 5.5 27000 34000 　 10 17 16 0.3 2 +NK 10/16 TN - - 13.3 6.2 7.8 27000 33000 12 12 19 12 0.3 2+NK12/12 - - 12.1 6.4 7.1 25000 26000 　 12 19 16 0.3 2+NK 12/16 - - 15.9 9 11 25000 25000 14 14 22 16 0.3 2+NK14/16 - - 20.7 10.1 11.5 24000 22000 　 14 22 20 0.3 2+NK 14/20 - - 25.5 12.8 15.8 24000 21000 　 14 22 13 0.3 - RNA 4900 - 16.5 8.5 9.2 25000 21000 15 15 23 16 0.3 2+NK 15/16 - - 21.8 10.7 12.7 23000 20000 　 15 23 20 0.3 2+NK 15/20 - - 26.6 13.5 17.4 23000 20000 16 16 24 16 0.3 2+NK 16/16 - - 22.4 11.3 13.9 22000 19000 　 16 24 20 0.3 2+NK16/20 - - 28.4 14.4 18.8 22000 19000 　 16 24 13 0.3 - RNA 4901 - 17.4 9.4 10.9 24000 18000 　 16 24 22 0.3 - - RNA 6901 31 16 21.6 22000 17000 17 17 25 16 0.3 2+NK 17/16 - - 23.7 11.9 15 22000 18000 　 17 25 20 0.3 2+NK 17/20 - - 29.8 15.1 20.4 22000 17000 18 18 26 16 0.3 2+NK18/16 - - 24.9 12.5 16.2 21000 17000 　 18 26 20 0.3 2+NK 18/20 - - 31.4 15.8 22 21000 17000 19 19 27 16 0.3 2+NK 19/16 - - 26.1 13 17.4 21000 16000 　 19 27 20 0.3 2+NK19/20 - - 32.2 16.5 23.6 21000 16000 -back- 1 · 2 · 3 · 4 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