Load data for .22 Hornet + .222 | 45gr | Peregrine Bushmaster (VRG-3)

.22 Hornet cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:45 gr
Bullet Diameter:0.222"
Bullet Length:<<locked>>
Case Length (l3):1.403"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:14.5 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:43,511 psi

Load data in caliber .22 Hornet with .222 | 45gr | Peregrine Bushmaster (VRG-3) bullet and 6 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Hodgdon LilGun, Lovex S040 and Vihtavuori N110.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.

Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.

Charge: Powder weight in grains. Start with the minimum load and work up carefully.

FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.

MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.

V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.

z (Powder Burn): Estimated propellant combustion percentage at bullet exit.

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Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Hodgdon LilGun<<locked>>96%39,349 psi90%2671 fps99.6%
Hodgdon TrailBossᴾ<<locked>>100%21,234 psi49%1558 fps100%
Lovex S040<<locked>>90%37,159 psi85%2448 fps98%
ReloadSwiss RS 14ᴾ<<locked>>100%20,363 psi47%1594 fps100%
SNPE Vectan BA6 1/2ᴾ<<locked>>100%26,136 psi60%2228 fps97.5%
Vihtavuori N110ᴾ<<locked>>100%32,808 psi75%2441 fps98%

Recommended = one of the top powders for this cartridge and bullet combination.

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Hodgdon LilGun8.9 gr82%23,569 psi54%2310 fps95.2%
Hodgdon TrailBoss<<locked>>80%15,156 psi35%1391 fps100%
Lovex S0407.5 gr80%27,746 psi64%2241 fps95%
ReloadSwiss RS 14<<locked>>80%14,736 psi34%1430 fps100%
SNPE Vectan BA6 1/2<<locked>>94%22,452 psi52%2123 fps95.8%
Vihtavuori N1108.3 gr92%25,889 psi60%2280 fps95.6%

Recommended = one of the top powders for this cartridge and bullet combination.

ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.

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This overview compares 6 powders for .22 Hornet loaded with the .222 | 45gr | Peregrine Bushmaster (VRG-3). Hodgdon LilGun delivers the highest muzzle velocity at 2,671 fps; across all powders the maximum-charge window runs from 1,558 fps to 2,671 fps. Hodgdon TrailBoss gives the best case fill at 100 %, and 6 of the 6 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (300 MPa), the top charges use 47–90 %, leaving at least 10 % headroom. Hodgdon TrailBoss, ReloadSwiss RS 14, SNPE Vectan BA6 1/2 reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. Hodgdon LilGun, Lovex S040, Vihtavuori N110 rank at the top here: for .22 Hornet with the .222 | 45gr | Peregrine Bushmaster (VRG-3) they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.

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