Threaded Connection Markings
Threaded connection markings are found on the flat face/faces of the process
connection.
Logo
Serial Number
MMDDYYXXX
Serial number:a unique number allotted to each flange, including the date of manufacture
(MMDDYY) followed by a number from 001 to 999.
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SITRANS LR250 (HART) – INSTRUCTION MANUAL
Thread Size
1.5
Thread Series
NPT
BSP
G/PF
7ML19985JE01