# Technical specifications on Siemens PLC LR64027 TI505 rack

**URL:** <https://forumautomation.com/t/technical-specifications-on-siemens-plc-lr64027-ti505-rack/2192>\
**Category:** Siemens\
**Created:** [August 13, 2017, 4:07am UTC](https://forumautomation.com/t/technical-specifications-on-siemens-plc-lr64027-ti505-rack/2192 "2017-08-13T04:07:39Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mboygood](https://forumautomation.com/letter_avatar_proxy/v4/letter/m/e9a140/32.png) [@mboygood](https://forumautomation.com/u/mboygood)\
**Post date:** [August 13, 2017, 4:07am UTC](https://forumautomation.com/t/technical-specifications-on-siemens-plc-lr64027-ti505-rack/2192/1 "2017-08-13T04:07:41Z")

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Help please I have a Siemens PLC rack LR64027 and the captive panel screws are corroded and need replacing,I can not determine thread pitch.I contacted Siemens but they could not or would not help does anyone know? I sure would appreciate it I am looking to sell it, thanks.