What is the 7.62 mm Micro-Whisper?

The 7.62 mm Micro-Whisper is a wildcat pistol cartridge in the JDJ cartridges family, introduced in 1981.

What bullet diameter does the 7.62 mm Micro-Whisper use?

The 7.62 mm Micro-Whisper uses a bullet diameter of 0.308 inches.

The 7.62 mm Micro-Whisper has a Rimless, Bottlenecked case type.

The 7.62 mm Micro-Whisper uses a SP/SR primer.

The JDJ cartridges family includes the 7.62 mm Micro-Whisper and other related cartridges. Browse the full family on OpenCartridge.

Pistol Wildcat

Dimensions (inches)

Parent Cases

.30 Luger

Community Load Data

Filter Loads

Bullet Type

Powder (name or brand)

Min MV (fps)

Max MV (fps)

No load data submitted yet for 7.62 mm Micro-Whisper.

No discussion yet. Be the first to start a conversation about 7.62 mm Micro-Whisper.