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High speed angular contact ball bearing
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H719 HQ1 series
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Ball screw sealing angular contact ball bearing
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Two-way thrust angular contact ball bearing
2344 series
2347 series
Double row cylindrical roller bearing
NN30 series
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  • Bearing model H71903C/HQ1
  • External dimensions (mm)
    d 17
    D 30
    B 7
    r min 0.3
    r1 min 0.1
  • Rated load (kN)
    Cr 3.3
    Cor 1.8
  • Contact angle (°)
    α 15
  • Position of action point (mm)
    a 6.6
  • Extreme speed (r/min)
    fat 75000
    oil 120000
  • Weight (kg) ≈ 0.01
久研轴承科技（安徽）有限公司

Jiuyan Bearing Technology (Anhui) Co., Ltd. is a precision bearing manufacturing enterprise that focuses on bearings and integrates research and development, production, and sales.

No. 3, Phase II, Lingbi Machinery and Electronics Industrial Park, North Development Zone, Lingbi County, Suzhou City

0557-6189919 / 18657123877 / 13362356187

yst@zjystzc.com

www.ystjyzc.com

Jiuyan Bearing Technology (Anhui) Co., Ltd.    皖ICP备2024034398号-1 Serive Support:Bearing.cn