• ްƽȴҸ λھֻѡ 2019-10-21
  • ϻ˼ Ҽ ߲ һ 2019-10-03
  • ĴԹ񾯰ʦѧ 2019-09-01
  • ɱΪǮҵ˾װ 2019-08-20
  • Ҳѵصķۡʮһƽ׵ķӡ 2019-08-19
  • Ȧ

    Needle Roller Bearings with Inner Ring

    NA49 ϵ

    <>

    ͺ ߴ غ ת ԭͺ
    Shaft Designation Mass Dimensions Basic Load Ratings Limiting Original
    Diameter d F D B r   Cr   Cor Speed Designation
    Dynamic Static
    mm g min. kN kN rpm
    10 NA 4900 23.0 10 14 22 13 0.3 8.6 9.2 20000 4544900
    12 NA 4901 26.0 12 16 24 13 0.3 9.6 10.9 17000 4544901
    15 NA 4902 34.0 15 20 28 13 0.3 10.8 13.9 14000 4544902
    17 NA 4903 37.0 17 22 30 13 0.3 11.6 15.4 12000 4544903
    20 NA 4904 75.2 20 25 37 17 0.3 20.9 25.1 11000 4544904
    22 NA 49/22 80.0 22 28 39 17 0.3 23.1 29.1 9500
    25 NA 4905 88.0 25 30 42 17 0.3 23.5 30.7 9500 4544905
    28 NA 49/28 97.7 28 32 45 17 0.3 24.8 33.2 8500
    30 NA 4906 101.0 30 35 47 17 0.3 25.5 35.4 8000 4544906
    32 NA 49/32 158.0 32 40 52 20 0.6 31.6 46.8 7000
    35 NA 4907 170.0 35 42 55 20 0.6 32.5 51.0 7000 4544907
    40 NA 4908 230.0 40 48 62 22 0.6 43.4 66.1 6000 4544908
    45 NA 4909 271.0 45 52 68 22 0.6 45.8 72.9 5500 4544909
    50 NA 4910 274.0 50 58 72 22 0.6 48.0 80.0 5000 4544910
    55 NA 4911 393.0 55 63 80 25 1.0 63.5 110.1 4700 4544911
    60 NA 4912 426.0 60 68 85 25 1.0 66.4 119.6 4300 4544912
    65 NA 4913 456.0 65 72 90 25 1.0 67.6 124.6 4100 4544913
    70 NA 4914 728.0 70 80 100 30 1.0 91.8 169.9 3800 4544914
    75 NA 4915 775.0 75 85 105 30 1.0 95.8 183.3 3600 4544915
    80 NA 4916 878.0 80 90 110 30 1.0 97.3 190.4 3400 4544916
    85 NA 4917 1250.0 85 100 120 35 1.1 119.0 255.2 3100 4544917
    90 NA 4918 1312.0 90 105 125 35 1.1 120.6 263.7 3000 4544918
    95 NA 4919 1371.0 95 110 130 35 1.1 124.7 279.7 2800 4544919
    100 NA 4920 1900.0 100 115 140 40 1.1 151.4 313.9 2900 4544920
    110 NA 4922 2070.0 110 125 150 40 1.1 152.8 326.1 2600 4544922
    120 NA 4924 2860.0 120 135 165 45 1.1 208.0 425.3 2300 4544924
    130 NA 4926 3014.0 130 150 180 50 1.5 233.0 508.9 2000 4544926
    140 NA 4928 2860.0 140 160 190 50 1.5 241.3 543.9 1700 4544928

     

    ˵
    1.лغתٺѡο
    2.֬ʱתΪֵ60%
    Note:
    1.These load, speed and mass is reference of choice only.  
    2.With grease lubrication, 60% of these limiting speed will apply.



  • ްƽȴҸ λھֻѡ 2019-10-21
  • ϻ˼ Ҽ ߲ һ 2019-10-03
  • ĴԹ񾯰ʦѧ 2019-09-01
  • ɱΪǮҵ˾װ 2019-08-20
  • Ҳѵصķۡʮһƽ׵ķӡ 2019-08-19
  • pkʰƻԤ pk10ôץ pkٷ ׯţţ ֲƱƭ Ϸַ ַ컧ɿ ʱȷֱ ʱpk10