[captainRAN]

Looking for detailed instruction on How to Use the USGI M1 Garand Gas Cylinder Looseness Gage 7319904. This gage is use to measure the "play" where the gas cylinder splines fit on the barrel.


Thanks for any help.

 

[POLACK]

very carefully
http://m14forum.com/steel-wood/142668-m1-garand-looseness-gas-cylinder-gage-print.html
https://www.scribd.com/document/100...pot-Maint-With-Repair-Parts-and-Special-Tools