Originally Posted by string1946
Thanks for the advice. I plan to use anti-seize on the barrel nut to receiver threads, a little grease on the forearm to barrel nut threads and jam nut. Blue Loctite on the forearm end cap and gas block set screws. I know heat degrades Loctite but this rifle is for punching holes in paper so I don't anticipate doing a full magazine dump.
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I might suggest staking the gas block instead of loctite, the loctite heats up can be loosened easily , staking prevents this and it is removable . I stake everything I build and have had no issues