Unknown grenade

[Eodtek]

The photo is all we have to go on. The requester says they believe some of the characters on the fuze are Japanese.

Any one have any ideas?

 

[V40]

Could it have been a US experimental version of the Gammon grenade?

 

[BOMBSaway1980]

Looks like a post WWII fuze, Practice or smoke grenade.

 

[V40]

Yep, a "T" top fuze. Should of seen it.

 

[Eodtek]

Wow, no one has any ideas?

 

[US-Subs]

I visited the Japanese Ammunition and EOD school twice, never saw anything there like it (or elsewhere).

 

[PBWWII]

The fuze is for sure a post wwii -current American( m228 m215 ex.) . The rest i had no idea maybe someones project? no idea