
The projectile consists of a flat nosed head with a conical tail fairing and parallel sides. The adapter and fuze thread into the nose. The motor unit consists of a smokeless powder cartridge with primer. which is lodged forward in the tail tube. the tube fitting over a firing post. The primer is detonated by electric contacts in the post.
No information about functioning.
Nothing else to see.
OP 1664, Volume 1 - US Explosive Ordnance (1947)