What is the .458 Socom?

The .458 Socom is a factory pistol cartridge, introduced in ?/2002.

What bullet diameter does the .458 Socom use?

The .458 Socom uses a bullet diameter of 0.451 inches.

What is the case type of the .458 Socom?

The .458 Socom has a Rebated, Straight case type.

What primer does the .458 Socom use?

The .458 Socom uses a Large Rifle (.210") primer.

.458 Socom

Pistol Factory

Year	?/2002
Case Type	Rebated, Straight
Primer	Large Rifle (.210")

Dimensions (inches)

Bullet Ø	0.451
Case Length	1.595
Neck Ø	0.485
Shoulder Ø	0.532
Base Ø	0.54
Rim Ø	0.471
Total Length	2.044

Parent Cases

.50 Action Express

Muzzle Velocity across 20 loads: Avg 1673 fps Min 1304 fps Max 1973 fps

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450.00gr SBR Full Metal Jacket (FMJ) — 30.00gr

by imported_data · Aug 12, 2026

1431 fps

2.2500 OAL"

Starline Case

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350.00gr SBR Soft Point (SP) — 34.10gr

by imported_data · Aug 12, 2026

1730 fps

2.1200 OAL"

SBR Case

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350.00gr SBR Full Metal Jacket (FMJ) — 35.40gr

by imported_data · Aug 12, 2026

1740 fps

2.2500 OAL"

SBR Case

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300.00gr Barnes Round Nose (RN) — 36.40gr

by imported_data · Aug 12, 2026

1861 fps

2.2500 OAL"

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300.00gr Sierra Other — 36.00gr

by imported_data · Aug 12, 2026

1811 fps

2.0400 OAL"

Starline Case

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300.00gr Hornady Hollow Point (HP) — 36.00gr

by imported_data · Aug 12, 2026

1857 fps

2.0200 OAL"

SBR Case

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450.00gr SBR Full Metal Jacket (FMJ) — 23.10gr

by imported_data · Aug 12, 2026

1304 fps

2.2500 OAL"

Starline Case

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350.00gr SBR Full Metal Jacket (FMJ) — 26.50gr

by imported_data · Aug 12, 2026

1568 fps

2.2500 OAL"

SBR Case

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300.00gr Barnes Round Nose (RN) — 26.10gr

by imported_data · Aug 12, 2026

1647 fps

2.2500 OAL"

SBR Case

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325.00gr Hornady Soft Point (SP) — 25.30gr

by imported_data · Aug 12, 2026

1565 fps

2.1400 OAL"

SBR Case

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300.00gr Sierra Other — 28.80gr

by imported_data · Aug 12, 2026

1737 fps

2.0400 OAL"

Starline Case

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450.00gr SBR Full Metal Jacket (FMJ) — 32.00gr

by imported_data · Aug 12, 2026

1378 fps

2.2500 OAL"

Starline Case

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350.00gr SBR Full Metal Jacket (FMJ) — 35.50gr

by imported_data · Aug 12, 2026

1596 fps

2.2500 OAL"

SBR Case

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300.00gr Barnes Round Nose (RN) — 34.70gr

by imported_data · Aug 12, 2026

1636 fps

2.2500 OAL"

SBR Case

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300.00gr Sierra Other — 37.10gr

by imported_data · Aug 12, 2026

1727 fps

2.0400 OAL"

Starline Case

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450.00gr SBR Full Metal Jacket (FMJ) — 35.80gr

by imported_data · Aug 12, 2026

1511 fps

2.2500 OAL"

Starline Case

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350.00gr SBR Full Metal Jacket (FMJ) — 41.70gr

by imported_data · Aug 12, 2026

1813 fps

2.2500 OAL"

SBR Case

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325.00gr Hornady Soft Point (SP) — 41.80gr

by imported_data · Aug 12, 2026

1802 fps

2.1400 OAL"

SBR Case

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300.00gr Barnes Round Nose (RN) — 39.00gr

by imported_data · Aug 12, 2026

1767 fps

2.2500 OAL"

SBR Case

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300.00gr Sierra Other — 46.80gr

by imported_data · Aug 12, 2026

1973 fps

2.0400 OAL"

Starline Case

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Cartridges with the same bullet diameter (0.451")

.44-90 Wesson

Rifle

0 loads

.45 Thompson 1923 Long