Here you go -
https://www.gd-ots.com/propellants/ball-powder-propellants/
- WPR 270 - 9mm NATO HPT
- WPR 289 - 9mm NATO M882
- WPR 293 - 9mm Subsonic
In recent years, Winchester won government contracts to produce significant amount of small arms ammunition (7.62x51, 5.56, .50 Cal, etc.) previously produced by Federal/Vista Outdoor (Federal still maintains many state/government agency contracts) -
https://winchester.com/Support/Medi...llion-Department-of-Defense-Contract-Addition
"This second source contract award from the DOD is in addition to a recently awarded U.S. Army pistol contract and many other ongoing contracts with state and federal agencies."
And in 2006, Hodgdon was licensed to sell Winchester powders under their labels like HP-38 for W231, H110 for W296, etc. and load data for these "same/exact" powders merged and became same -
https://hodgdon.com/company/about-us/