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Hodgdon Powder Company · Flake

IMR SR-4756

Discontinued IMR flake powder popular for pistol calibers in the Unique burn rate zone.

Manufacturer
IMR
Grain shape
Flake
Burn rank
#22
Category
Medium-Fast
Temp sensitivity
Moderate
Application
Pistol
Origin
USA
Status
Discontinued

Burn-rate position

FastestSlowest

Rank #22 on the burn-rate scale · Medium-Fast

Typical cartridges

9mm Luger.38 Special.45 ACP.357 Magnum

By cartridge

9mm Lugeralso used: No. 2, N310, Bull's-Eye
.38 Specialalso used: No. 1, BA10, CSB1
.45 ACPalso used: No. 1, S065, RS10
.357 Magnumalso used: Titegroup, N330, CSB3

Similar burn rate

#22HercoAlliant#22GM3Vectan#22Trail BossHodgdon#22IMR SR7625IMR#22N350Vihtavuori

Supply & handling

Availability (US)
Discontinued
Shortage-prone
No
Suppressor-friendly
Yes
Flash-suppressed
No

About this powder

IMR SR-4756 was a shotgun/pistol powder in IMR's SR (Short Range) series, now discontinued. Found in older reloading manuals covering 12-gauge and pistol applications. No longer in production; use current-production alternatives with updated data.

ChartSee it on the burn-rate spectrumBrowseEvery powder, ranked by burn rate

Sources & provenance