Winchester (Lake City) 5.56x45 55gr M193 Ammo Ballistics
Brass Case • FMJ
Winchester (Lake City) 5.56x45 55gr M193 Ammo Ballistics
Brass Case • FMJ
Trajectory @ 100yd Zero
| Range | Velocity | Energy | Drop |
|---|---|---|---|
| Muzzle | 3269 fps | 1306 ft-lb | — |
| 25 yds | 3173 fps | 1230 ft-lb | -0.8" |
| 50 yds | 3079 fps | 1158 ft-lb | -0.3" |
| 75 yds | 2988 fps | 1090 ft-lb | -0.0" |
| 100 yds ⊕ | 2898 fps | 1026 ft-lb | +0.0" |
| 125 yds | 2810 fps | 965 ft-lb | -0.2" |
| 150 yds | 2724 fps | 906 ft-lb | -0.7" |
| 175 yds | 2640 fps | 851 ft-lb | -1.5" |
| 200 yds | 2557 fps | 798 ft-lb | -2.7" |
| 225 yds | 2475 fps | 748 ft-lb | -4.1" |
| 250 yds | 2396 fps | 701 ft-lb | -5.9" |
| 275 yds | 2317 fps | 656 ft-lb | -8.1" |
| 300 yds | 2240 fps | 613 ft-lb | -10.7" |
| 325 yds | 2164 fps | 572 ft-lb | -13.7" |
| 350 yds | 2090 fps | 533 ft-lb | -17.2" |
| 375 yds | 2017 fps | 497 ft-lb | -21.1" |
| 400 yds | 1946 fps | 462 ft-lb | -25.6" |
| 425 yds | 1877 fps | 430 ft-lb | -30.7" |
| 450 yds | 1809 fps | 399 ft-lb | -36.4" |
| 475 yds | 1743 fps | 371 ft-lb | -42.8" |
| 500 yds | 1678 fps | 344 ft-lb | -49.9" |
Product Overview
Lake City's M193 specification rounds aren't just another box of 5.56 - they're a direct link to the ammunition that shaped modern military history. Each 55-grain projectile leaves the muzzle at a searing 3270 fps, delivering 1306 ft-lbs of energy that'll make you question why you ever settled for commercial alternatives. This isn't range candy dressed up in tactical clothing; it's genuine military performance that's finally made its way to civilian hands.
In the field, these rounds demonstrate why the military specification has endured for decades. The combination of optimal bullet weight and blistering velocity creates the kind of terminal effect that varmint hunters dream about, while maintaining enough precision for confidence-inspiring groups at typical engagement distances. That velocity advantage means enhanced barrier effect and reduced time to target - critical factors when split seconds matter.
Ready to put in serious trigger time? These rounds shine brightest during high-volume training days. The consistent pressure curve means your gas system stays happy even when you're running your rifle hard and hot. From simulated force-on-force scenarios to dynamic shooting drills, this ammunition delivers the same performance that professional operators stake their lives on. Just be prepared for some attention at the range - that distinctive Lake City headstamp tends to draw knowing nods from fellow enthusiasts who recognize quality when they see it.
- Balanced velocity profile maximizes performance while minimizing wear and recoil
- Consistent manufacturing standards result in predictable performance during rapid strings of fire
- Proven military production methods ensure reliable functioning across different weather conditions
- Rock-solid primer design prevents common failures during high-round-count training days
- Stock availability can fluctuate due to government contract priorities
- Basic projectile design limits effectiveness compared to specialized hunting or match loads
- Price point sits above economy options despite similar external ballistics
Similar Products Compared
| PRODUCT | WEIGHT | TYPE | VELOCITY | ENERGY | BC | PRICE/RD |
|---|---|---|---|---|---|---|
| 55 gr | FMJ | 3270 fps | 1306 ft-lbs | 0.267 | N/A | |
| 55 gr | FMJ | 3150 fps | 1210 ft-lbs | 0.371 | N/A | |
| 55 gr | FMJ | 3330 fps | 1354 ft-lbs | 0.371 | N/A | |
| 55 gr | FMJBT | 3270 fps | 1306 ft-lbs | 0.243 |
$0.42
1000 Rounds
|
All Winchester (Lake City) 5.56x45 55gr M193 Ammo Prices
| DEALER | QTY | PRICE | SHIPPING | TOTAL | PRICE/RD |
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