What is the .300 AAC Blackout?

The .300 AAC Blackout is a factory rifle cartridge in the Alexander Arms family, introduced in 2011.

What cartridges are in the Alexander Arms family?

The Alexander Arms family includes the .300 AAC Blackout and other related cartridges. Browse the full family on OpenCartridge.

.300 AAC Blackout

Rifle Factory

Family	Alexander Arms
Year	2011

SAAMI Pressure

MAP (PSI)	55,000

Muzzle Velocity across 24 loads: Avg 1830 fps Min 1050 fps Max 2348 fps

Community Load Data

Submit Load

Filter Loads

Bullet Type

Powder (name or brand)

Min MV (fps)

Max MV (fps)

⚠ MAX LOAD — Verify before loading

220.00gr Sierra Boat Tail Hollow Point (BTHP) — 14.40gr

by imported_data · Aug 12, 2026

1433 fps

2.2450 OAL"

Jagemann Case

⚠ MAX LOAD — Verify before loading

208.00gr Hornady Boat Tail Hollow Point (BTHP) — 11.00gr

SUBSONIC

by imported_data · Aug 12, 2026

1075 fps

2.2400 OAL"

Jagemann Case

⚠ MAX LOAD — Verify before loading

180.00gr Speer Boat Tail Soft Point (BTSP) — 17.60gr

by imported_data · Aug 12, 2026

1820 fps

2.2600 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

168.00gr Sierra Match — 19.40gr

by imported_data · Aug 12, 2026

2049 fps

2.2300 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

160.00gr Hornady Soft Point (SP) — 17.00gr

by imported_data · Aug 12, 2026

1816 fps

2.0000 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

150.00gr Hornady Full Metal Jacket (FMJ) — 21.00gr

by imported_data · Aug 12, 2026

2158 fps

2.2200 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

140.00gr Nosler Boat Tail Hollow Point (BTHP) — 16.80gr

by imported_data · Aug 12, 2026

1835 fps

1.9400 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

135.00gr Hornady Soft Point (SP) — 21.00gr

by imported_data · Aug 12, 2026

2139 fps

2.1200 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

125.00gr Sierra Hollow Point (HP) — 21.00gr

by imported_data · Aug 12, 2026

2184 fps

2.2450 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

110.00gr Nosler Other — 21.00gr

by imported_data · Aug 12, 2026

2348 fps

2.0800 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

110.00gr Ervin Other — 19.00gr

by imported_data · Aug 12, 2026

2072 fps

2.0600 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

140.00gr Nosler Boat Tail Hollow Point (BTHP) — 14.40gr

by imported_data · Aug 12, 2026

2043 fps

1.9250 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

125.00gr Sierra Match — 15.70gr

by imported_data · Aug 12, 2026

2172 fps

2.2450 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

110.00gr Other — 15.00gr

by imported_data · Aug 12, 2026

2233 fps

2.0800 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Full Metal Jacket (FMJ) — 17.00gr

by imported_data · Aug 12, 2026

1706 fps

2.2047 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

168.00gr Sierra Boat Tail Hollow Point (BTHP) — 18.50gr

by imported_data · Aug 12, 2026

1870 fps

2.2047 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

180.00gr Full Metal Jacket (FMJ) — 14.70gr

by imported_data · Aug 12, 2026

1476 fps

2.2047 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

168.00gr Sierra Boat Tail Hollow Point (BTHP) — 15.40gr

by imported_data · Aug 12, 2026

1640 fps

2.2047 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

147.00gr Full Metal Jacket (FMJ) — 17.70gr

by imported_data · Aug 12, 2026

1903 fps

2.2047 OAL"

Sellier & Bellot Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

220.00gr Sierra Boat Tail Hollow Point (BTHP) — 10.50gr

SUBSONIC

by imported_data · Aug 12, 2026

1050 fps

2.0500 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

208.00gr Hornady Round Nose (RN) — 10.20gr

SUBSONIC

by imported_data · Aug 12, 2026

1050 fps

2.2100 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

150.00gr Hornady Full Metal Jacket (FMJ) — 18.00gr

by imported_data · Aug 12, 2026

1750 fps

2.1000 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

125.00gr Sierra Hollow Point (HP) — 21.50gr

by imported_data · Aug 12, 2026

2027 fps

2.2500 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

⚠ MAX LOAD — Verify before loading

110.00gr Nosler Other — 21.50gr

by imported_data · Aug 12, 2026

2074 fps

2.0800 OAL"

Jagemann Case

PRO

Unlock with Pro

Upgrade to Pro

PRO

22 more loads hidden

Free accounts see the top 2 community loads. Upgrade to see all 24 loads, compare up to 5 in the ballistics calculator, and more.

Upgrade to Pro — See All Loads

No discussion yet. Be the first to start a conversation about .300 AAC Blackout.