IMR 4227

IMR 4227

Find all IMR load data in the powder manufacturer section.

IMR 4227 is a medium burn speed, magnum pistol propellant. If a pistol says Magnum, IMR 4227 is the choice for true magnum velocities and performance. In rifles, this powder delivers excellent velocity and accuracy in such cartridges as the 22 Hornet and 221 Fireball.

Popular Load Data with IMR 4227

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IMR 4227 — .308 Win.

.308 Win..308 | 168gr | Hornady BTHP Match

.308 Win..308 | 150gr | Hornady CX

.308 Win..308 | 130gr | Barnes TTSX BT

.308 Win..308 | 178gr | Hornady ELD-X

.308 Win..308 | 165gr | Hornady SST InterLock

.308 Win..308 | 190gr | Hornady Sub-X

.308 Win..308 | 168gr | Sierra MatchKing

.308 Win..308 | 150gr | Barnes TTSX BT

.308 Win..308 | 168gr | Hornady ELD-Match

.308 Win..308 | 150gr | Hornady SP

.308 Win..308 | 168gr | Barnes TTSX BT

IMR 4227 — .223 Rem.

.223 Rem..224 | 69gr | Sierra MatchKing

.223 Rem..224 | 62gr | Hornady ELD-VT

.223 Rem..224 | 77gr | Sierra HPBT MatchKing

.223 Rem..224 | 53gr | Hornady V-MAX

.223 Rem..224 | 69gr | Sierra Tipped MatchKing

.223 Rem..224 | 68gr | Hornady Match

.223 Rem..224 | 60gr | Hornady V-MAX

IMR 4227 — .300 AAC Blackout

.300 AAC Blackout.308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets

.300 AAC Blackout.308 | 220gr | Sierra MatchKing

.300 AAC Blackout.308 | 147gr | X-TREME FMJ

IMR 4227 — 8.6 mm Blackout

8.6 mm Blackout.338 | 300gr | Sierra HPBT LR MatchKing

8.6 mm Blackout.338 | 350gr | MAKER SUB-REX

IMR 4227 — 9.3 x 62

9.3 x 62.366 | 250gr | Barnes TTSX BT

IMR 4227 — .30-30 Win.

.30-30 Win..308 | 150gr | Sierra RN Prohunter

IMR 4227 — .360 Buckhammer

.360 Buckhammer.358 | 200gr | Hornady FTX

IMR 4227 — 5.56 x 45 NATO

5.56 x 45 NATO.224 | 62gr | Speer FMJ

IMR 4227 — .204 Ruger

.204 Ruger.204 | 32gr | Hornady V-MAX

IMR 4227 — .22 ARC (bolt action)

.22 ARC (bolt action).224 | 69gr | Hornady ELD-VT

IMR 4227 — 7 mm-08 Rem.

7 mm-08 Rem..284 | 140gr | Barnes TTSX BT