40 S&W Winchester USA 165gr FMJ Pulldown

[RDub01]

Cartridge is from Ammo Manufacture:  Winchester USA 165gr. FMJ

Muzzle Velocity; Advertised:  1060 fps
Actual Instrumental Velocity:  1026 fps – 24 fps ES   Shot from a S&W Sigma 40F
Muzzle Energy; Advertised:  412 ft. lbs.
Brass Make/Head stamp: Winchester 40 S&W
Bullet Make/Weight/Construction/Info:  Winchester 165gr FMJ;  .3995" dia;  .542" long
Actual Weight: 164.9 grs.
Crimp diameter: .4198"
C.O.A.L.:  1.112"
Primer: Winchester brass color
Case:  Brass
Powder Description/Positive ID/Type/Charge Weight:  Med flake; 6.0grs.

Target shot at 25 yards.  Circle 5½"

[The_Shadow]

The powder looks like LongShot and at 6.0 grains @ 1026 it may be.