Load data for 9 x 21 + 124gr Sierra Sig V-Crown

323 suitable loads across 51 powder(s) for cartridge 9 x 21 with 124gr Sierra Sig V-Crown bullet.

The most recommended powders for this combination are Alliant UNIQUE, ReloadSwiss RS 20 and Vihtavuori N340.

Based on C.I.P., the max. allowed case length is 0.833 in / 21.15 mm, the max. cartridge length is 1.171 in / 29.75 mm, and the max. allowed pressure is 34,084 PSI / 2,350 bar.

Based on C.I.P., the max. allowed case length is 0.833 in / 21.15 mm, the max. cartridge length is 1.171 in / 29.75 mm, and the max. allowed pressure is 34,084 PSI / 2,350 bar.

Load Specifications

ImperialMetric

Bullet:.355 | 124gr | Sig V-Crown

Cartridge:9 x 21 load data

Case Length (L3):0.830" | 21.1 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.207" | 5.3 mm

Case Capacity:15.5 gow | 1.00 cm³

Primer Size:Small Pistol (SP)

Max. Pressure (C.I.P.):34,084 psi | 2,350 bar

Barrel Length:4.5" | 114 mm

Min. Twist Rate:Stabilizes in any common twist

Get PRO license to unlock all data and calculators

Community Loads for 9 x 21 + 124gr Sierra Sig V-Crown

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Powder	Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

	6.1 gr	1.171"	5.2"	1112 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.