GGG 5.56x45mm NATO 55gr M193 FMJ Ammo Ballistics
Brass Case • FMJ
GGG 5.56x45mm NATO 55gr M193 FMJ Ammo Ballistics
Brass Case • FMJ
Trajectory @ 100yd Zero
| Range | Velocity | Energy | Drop |
|---|---|---|---|
| Muzzle | 3329 fps | 1354 ft-lb | — |
| 25 yds | 3259 fps | 1297 ft-lb | -0.8" |
| 50 yds | 3190 fps | 1243 ft-lb | -0.3" |
| 75 yds | 3122 fps | 1190 ft-lb | -0.0" |
| 100 yds ⊕ | 3055 fps | 1140 ft-lb | +0.0" |
| 125 yds | 2989 fps | 1091 ft-lb | -0.2" |
| 150 yds | 2925 fps | 1045 ft-lb | -0.6" |
| 175 yds | 2861 fps | 1000 ft-lb | -1.3" |
| 200 yds | 2798 fps | 956 ft-lb | -2.2" |
| 225 yds | 2736 fps | 914 ft-lb | -3.5" |
| 250 yds | 2675 fps | 874 ft-lb | -5.0" |
| 275 yds | 2615 fps | 835 ft-lb | -6.8" |
| 300 yds | 2555 fps | 797 ft-lb | -8.9" |
| 325 yds | 2497 fps | 761 ft-lb | -11.4" |
| 350 yds | 2439 fps | 726 ft-lb | -14.2" |
| 375 yds | 2381 fps | 693 ft-lb | -17.4" |
| 400 yds | 2325 fps | 660 ft-lb | -20.9" |
| 425 yds | 2269 fps | 629 ft-lb | -24.9" |
| 450 yds | 2214 fps | 599 ft-lb | -29.3" |
| 475 yds | 2160 fps | 570 ft-lb | -34.1" |
| 500 yds | 2107 fps | 542 ft-lb | -39.4" |
Product Overview
GGG's M193 load is the velocity king among 55-grain 5.56 NATO options. At 3330 fps, it outpaces every competitor in this weight class. Winchester White Box manages 3180 fps. ATS reaches 3150 fps. The extra speed produces 1354 ft-lbs of muzzle energy, a full 144 ft-lbs more than the ATS offering. GGG is a Lithuanian defense contractor that manufactures ammunition for NATO forces, and this load reflects genuine military-grade production standards.
The velocity advantage matters more than the numbers suggest. The 55-grain M193 bullet fragments reliably when it impacts above 2700 fps. GGG's hotter loading keeps the round above that threshold significantly farther downrange than slower alternatives. From a 16-inch barrel, expect effective fragmentation out past 175 yards. From a 14.5-inch barrel, the extra velocity compensates for the shorter dwell time and maintains terminal effectiveness where Winchester and ATS loads begin to fall off. A G1 BC of 0.371 matches the ATS load and substantially exceeds Winchester's 0.246.
Competitive shooters and defensive-minded trainers benefit most from GGG's performance. The flat trajectory reduces holdover adjustments at practical rifle distances. The high BC combined with high velocity means less wind deflection than any other M193 option in this group. The lead-core FMJ construction has no range restrictions, unlike steel-core M855. One consideration: the hotter loading generates more heat per round, and rifles with fixed gas blocks may run slightly overgassed compared to milder loads. Shooters with adjustable gas blocks can tune accordingly. For those who want maximum ballistic performance from a 55-grain training round, GGG sets the standard.
- Highest velocity in the M193 category at 3330 fps, generating 1354 ft-lbs of muzzle energy that no competitor matches
- G1 BC of 0.371 ties for best among 55-grain M193 loads, combining with top velocity for the flattest trajectory available
- Hot loading extends the 2700 fps fragmentation threshold 20-30 yards farther than Winchester or ATS alternatives
- Lithuanian NATO military contract manufacturer with proven production consistency across large lot runs
- Highest chamber pressure in the M193 group accelerates wear on bolt carrier groups, extractors, and gas rings
- Overgasses many rifles with fixed gas blocks and carbine-length systems, increasing bolt carrier velocity and parts battering
- GGG has limited U.S. retail distribution, making consistent resupply harder than domestic Winchester ammunition
- Extra barrel heat from the hotter charge requires more frequent cooling breaks during high-volume training sessions
Similar Products Compared
| PRODUCT | WEIGHT | TYPE | VELOCITY | ENERGY | BC | PRICE/RD |
|---|---|---|---|---|---|---|
| 55 gr | FMJ | 3330 fps | 1354 ft-lbs | 0.371 | N/A | |
| 55 gr | FMJ | 3180 fps | 1235 ft-lbs | 0.246 |
$0.52
1000 Rounds
|
|
| 55 gr | FMJ | 3150 fps | 1210 ft-lbs | 0.371 | N/A | |
| 55 gr | FMJ | 3270 fps | 1306 ft-lbs | 0.267 | N/A |
All GGG 5.56x45mm NATO 55gr M193 FMJ Ammo Prices
| DEALER | QTY | PRICE | SHIPPING | TOTAL | PRICE/RD |
|---|
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