WXR Powder?

[PJgunner]

This is data from a Winchester loading booklet for the .338 Win. Mag. WXR loads.
215 gr. SBT 76.0 gr. 2860 FPS 60,200 PSI
230 gr. FS (CT) 73.0 gr. 2700 FPS 57,300 PSI
250 gr. PG (CT) 75.0 gr. 2640 FPS 57,000 PSI

FS=Failsafe bullet
PG=Partition Gold
CT= Combined Technology.

Paul B.