.223/5.56 NATO

Buy 5.56 NATO and .223 Remington ammo for sale at Range Ready Supply — the feed for every AR-15. We stock 55gr M193-style and 62gr M855-style FMJ in bulk cases, soft point and polymer tip loads for varmints and hogs, and match-grade 69gr and 77gr rounds for precision work.

5.56 / .223 loads

• Bulk 5.56 ammo — 500 and 1000 round cases at best price per round

• 55gr and 62gr FMJ range and training ammo

• Match .223 — 69gr and 77gr OTM for long range accuracy

• Hunting loads — soft point and ballistic tip for coyotes and hogs

5.56 vs .223 FAQs

Can I shoot 5.56 in a .223 rifle? No — 5.56 NATO runs at higher pressure; only fire it in a rifle marked 5.56 or .223 Wylde.

Can I shoot .223 in a 5.56 rifle? Yes, safely, with a small loss in velocity.

What twist rate do heavy bullets need? 1:8 or 1:7 barrels stabilize 69gr to 77gr match bullets; 1:9 favors lighter 55gr loads.

Stock up on in-stock 5.56 and .223 ammunition now.