Remington has announced that a specific lot code of 100-round boxes of .38 Spl. +P 125-grain semi-jacketed hollow point ammunition may contain .357 Mag. ammunition.
This packaging mix pertains to lot number P24UA18R, and should not be used as firing .357 Mag. ammunition in .38 Spl. firearms can result in firearm damage and personal injury
Do not use Remington/UMC .38 Spl. +P 125-grain semi-jacketed hollow point ammunition with lot number P24UA18R. Lot numbers are stenciled on the outside of ammunition cases and stamped on the inside flap of boxes.
If you have any of this ammunition lot, discontinue use and contact the Remington Consumer Service Department at (800) 243-9700, prompt No. 4, and Remington will arrange return of the ammunition and send replacement ammunition at no cost.
H/T to: TheDailyCaller.com