Home/.223/5.56 NATO/Winchester .223/5.56 55gr FMJ
.223/5.56 NATO · 55gr · FMJ · Brass

Winchester .223/5.56 55gr FMJ

Track the current best price, 30-day history, and every retailer carrying Winchester .223/5.56 55gr FMJ.

Best Price Right Now
$383.96 · 800 rounds
Outdoor Limited
49.6¢
per round w/ fees
View Deal
Ballistic data missing for this load
We're still tracking down verified velocity and energy specs. Tap the button to push this SKU to the top of our queue.
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Specs

Full ballistic specs coming soon. We're actively tracking prices and listings for this SKU.
Caliber: .223/5.56 NATO
Bullet Weight: 55gr
Bullet Type: FMJ
Case: Brass
Condition: see individual listings
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Power Factor?USPSA scoring metric. Formula: bullet weight (grains) × velocity (fps) ÷ 1000. Minor floor is 125, Major floor is 165.

We don't have verified ballistic data for this load yet.

Muzzle Energy?Kinetic energy at the muzzle. Formula: (bullet weight × velocity²) ÷ 450,437. Measured in foot-pounds (ft-lbs).

We don't have verified ballistic data for this load yet. If you've chronographed it or have manufacturer specs handy, send them over — we'll wire it up.

Price History

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All current listings (5)

Last updated: 39 minutes ago
Outdoor Limited
Outdoor Limited
In stock
Winchester Range 223-556 55gr FMJ — 800ct
800 rdsNewBrass
🇺🇸
Made in USA
49.6¢
per round w/ fees
$396.95
800 rds total
+$12.99 ship
Product specs →
Outdoor Limited
Outdoor Limited
In stock
Winchester Range 223-556 55gr FMJ — 200ct
200 rdsNewBrass
🇺🇸
Made in USA
54.5¢
per round w/ fees
$108.98
200 rds total
+$12.99 ship
Product specs →
Firearms Depot
Firearms Depot
In stock
Winchester 223-556 55gr FMJ — 150ct
150 rdsNewBrass
🇺🇸
Made in USA
56.0¢
per round w/ fees
$84.06
150 rds total
Free shipping
Product specs →
Sportsman's Guide
Sportsman's Guide
In stock
Winchester 223-556 55gr FMJ — 20ct
20 rdsNewBrass
🇺🇸
Made in USA
75.0¢
per round w/ fees
$14.99
20 rds total
Free shipping
Product specs →
Gritr Sports
Gritr Sports
In stock
Winchester 223-556 55gr FMJ — 20ct
20 rdsNewBrass
🇺🇸
Made in USA
100.0¢
per round w/ fees
$19.99
20 rds total
+$9.99 ship
Product specs →
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