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Home > Instruments and Apparatuses > Electronic Instruments

"GO" gauges for screw threads of lampholders E27

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Shenzhen chuangxin Equipment Co.,LTD.

Shenzhen,Guangdong,China

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The sharp part of the edge of the thread at the underside of the gauges for checking lampholders E40 shall be broken with a radius of 0.5mm + 0.05mm. Purpose: To check the minimum dimension of the lampholder screw thread and dimension X shown on she

The sharp part of the edge of the thread at the underside of the gauges for checking lampholders E40 shall be broken with a radius of 0.5mm + 0.05mm.


Purpose: To check the minimum dimension of the lampholder screw thread and dimension X shown on sheet 7005-20.


Testing:  It shall be possible to screw the gauge into the lampholder without using undue force.
(For the torque to be applied in case of doubt, see IEC 238,subclause 4.4)
 

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