If it is of any help.....
223 Remington, 40 gr
Bullet, Powder Weight, Powder, Velocity, OAL, Primer,Source
Nos BT, 25.5 gr, H322, 3,574 fps, 2.280", WSR, Hodgdon
Suggested starting load: 23.0 gr
Pressure: 48,000 CUP
http://www.handloads.org/loaddata/de...Source=Hodgdon